Sites like predictit. ). Sites like predictit

 
)Sites like predictit "The most heeded futurists these days are not individuals, but prediction markets, where the informed guesswork of many is consolidated into hard probabilities

PolyMarket is an “information markets platform” that allows traders to use the Polygon blockchain to make bets on the outcome of events. Scoring Midterm Election Forecasts Performance metrics for PredictIt, FiveThirtyEight, and Manifold MarketsPredictItNo. PredictIt is not a gambling site like overseas sports betting parlors Paddy Power and Betfair, which offer some betting on elections. Capping. S. PredictIt has an $850 limit on any one market, for any one candidate or other potential outcome. According to Aristotle and PredictIt co-founder and CEO, John Phillips, in response to the decision: "This is a sweeping victory for prediction markets like PredictIt and those who find value in. Safety/Trust. Like PredictIt, the Iowa market operates under the academic exception made by the Commodity Futures Trading Commission. PredictIt’s operating expenses are covered by charging a fee of 10% on earnings in excess of the original investment and by charging an additional 5% withdrawal fee. Yves here. Although prediction markets can work well, they don’t always. com (202) 903-4221 The agency said the university had agreed PredictIt would be operated by itself or its professors, but Aristotle Inc. New research shows that the best way to improve overall predictive accuracy is by aggregating the forecasts from the best forecasters in a group. 99 per share. No. org. 5 mBTC withdrawal fee) API: A project of Victoria University of Wellington, PredictIt has been established to facilitate research into the way markets forecast events. Traditional prediction markets like PredictIt and Kalshi use US dollars for the trading of outcomes and distribution of profits. 55% of desktop visits last month, and Organic Search is the 2nd with 6. Even if the CFTC follows through on its initial decision to shut the site down, it’s hard not to feel that PredictIt has, in some more. TradeFair is an online trading platform that provides a secure, fast, and easy way to trade stocks, ETFs,. Frontpage. . The CFTC ordered the political gambling platform to cease operations by next Feb. org, you can try to predict political events and win money while doing so. PredictItHeadquarters Location. Number of elections simulated each hour. electoral-vote. Both had similar residuals in 2016, both correctly classified to go for Clinton in 2016, are both likely to go for Biden in 2020 and yet have a 10 point difference between PredictIt and FiveThirtyEight. Well, because of the Sandwich bot issue, I couldn't be bothered to figure out how to bridge funds & LP via a relayer as some roundabout way to actually place bets (which was an intermediate way the team found to avoid the bots, but wasn't exactly the best UI) while my crypto experience extended to having some play-funds on Aave & more reading than using in general. We need more platforms like PredictIt to operate markets and promote discussion on events of public interest, not fewer. 94% of traffic. Like PredictIt, the Iowa market operates under the academic exception made by the Commodity Futures Trading Commission. Alternatively, they could hold onto the shares until after Election Day and get paid out $1 per share for a. Donald Trump 34¢. Simple example of using predictit as a python library and function arguments. Election odds currently have Joe Biden at +138. The site is supported by Aristotle International, Inc. It’s like a stock market where you buy and sell $1 winner- take- all shares, where two people…Headquarters Location. While the diversity among platforms has been great for experimentation, it also fragments information, making the outputs of forecasting far. CFTC Chairman Rostin Behnam shared insights on the future of regulated prediction markets like Kalshi during a recent panel discussion. Using artificial intelligence, predictIT automatically generates overviews and insights that helps the Project Manager to manage the project. Advertisement Harry Crane is a professor of statistics at Rutgers. PredictIt 65. That leaves the markets vulnerable to small shocks that can result in small profits. DraftKings operates a mobile sportsbook in Ireland and has similar odds (-210 for Biden, +160 for Trump). That’s the draw of a site called PredictIt, where users like Jon Kimball can place live bets on the results of elections. Recommendation for a good international event betting site like predictit. Click Now. This prevents a handful of wealthy individuals from putting down thousands of. ”’ 1 million. More than 19 million shares were traded on the House speaker question leading up to McCarthy’s ultimate ascension this. They’re called betting exchanges. YOU are responsible for determining if it is legal for YOU to play any particular game or. track the election with a red/blue map of the us updated daily using the latest state polls. To engage with some new technologies, you should try a project like sspaeti's 20 minute data engineering project. And just like in Las Vegas for the NFL Championship, there will be plenty of proposition wagering available. On the eve of the 2022 U. Like PredictIt, the Iowa market operates under the academic exception made by the Commodity Futures Trading Commission. Our Customers. Learn how PredictIt works, how to join the community, and how to access the latest news, analysis, and insights from PredictIt's experts and partners. 141,467. Adding some further comments on the performance of prediction markets in the 2020 election here - while the election is still ongoing, I think so far it seems to support the. By 2016, popular markets such as the Michigan primaries alone generated more than 2 million trades, in part because prominent pundits like James Carville announced on TV that they were betting on PredictIt. electoral-vote. Fully descriptive writeups. Like PredictIt, the Iowa market operates under the academic exception made by the Commodity Futures Trading Commission (CFTC). We would like to show you a description here but the site won’t allow us. The really confident ones can put their money where their mouths are — literally — on political market sites. The price of Yes, as of this writing, is 10 cents. That's exactly correct. Betting Prediction Markets Practical. PredictIt works in a nonprofit arrangement with Victoria University in New. Have 3 partnerships in the year following launch of the company. Unlike those betting sites, PredictIt operates in a similar. The CFTC realized that University of Victoria Wellington had turned this supposed "small scale educational" venture into a for-profit betting site. Just two years before PredictIt broke onto the scene, the CFTC denied a proposal to launch similar political event contracts from the Northern American Derivatives Exchange, in part over concerns. Find Predictit's competitors, compare Predictit's features and pricing vs. Analyze any website or app. PredictItHave you found a working PredictIt coupon that you'd like to share? Submit it here to help millions of other shoppers save at the checkout. Founder & CEO John Aristotle Phillips. In other words, wisdom of the forecasting elite. ” PredictIt lets everyone see what everyday Americans, rather than just “experts,” think about future political events, without filtering those opinions through potentially biased pollsters. S. 15, 2023 due to the government rescinding a No-Action Letter, which formed the basis for it to operate legally. The site, launched in 2014 as a sort of educational. 64% Ethereum. Currently, PredictIt is fighting in court after the CFTC rescinded permission to operate several of its betting lines. Lawyers for the Commodity Futures Trading Commission (CFTC) submitted a new document to the Fifth Circuit Court of Appeals on June 28, drawing the court’s attention to a recent Supreme Court decision. The other is a similar exchange from the University of Iowa, which has been active since the mid-1990s. PredictItLibrary/framework for making predictions. Like Wright in Texas, Carey has made a significant effort to play up his connections to Trump, and his endorsement. PredictIt currently charges a 10% fee on profits made by buying and selling shares to cover the site's operating costs, and there is an $850 limit on how much of any one contract a person can hold. 31. Predictit is. It operates on a much smaller scale, however. PredictItsites for prediction,By 2022, it had 80,000 active s, which was a combination of both casual bettors and those that took politics very seriously. according to forecasting site PredictIt. ) are legal. These are just two examples of the larger narrative, which is that betting markets have continued to. 2024 Republican Party Presidential Nominee. Betting against the house on politics in the U. Aristotle is the contract service provider for the PredictIt Market, which has operated under No-Action Relief CFTC 14-130 since 2014. " In November 2019, the site had 200,000 subscribers and 3,000 active traders each day. T. Profit. In addition to the claims about the university’s and Aristotle’s relationship, the CFTC also claims that 17 markets offered on PredictIt violated the no-action letter’s terms. PredictIt, the political. PredictIt’s non-profit status has allowed it to operate legally by obtaining a no-action letter from the CFTC, the U. Bet sizes are limited. 5. provider of data processing and verification services. Like PredictIt, the Iowa market operates under the academic exception made by the Commodity Futures Trading Commission (CFTC). 2% chance of flipping the Senate on Oddschecker. Menu. Less than one year after committing to PredictIt full time, Rainbow Jeremy is on the top of the heap, making between $15,000 and $25,000 a month betting on congressional elections and Trump’s. BetMoose is a peer-to. PredictIt, which has been provided by Victoria University of Wellington since. org in July 2023 are ranked by their affinity to predictit. You're one click away from the most comprehensive, unmatched analyst expertise in tech, in-depth private company data and a platform that brings it all together. Betfair: +750 for Democrats, -2500 for Republicans. You can upvote and downvote, like on Reddit. PredictIt works in a nonprofit arrangement with Victoria University. Interactive periodic table showing names, electrons, and oxidation states. 15, 2023 unless they resolve sooner under their respective market rules. Analyze websites like predictit. users that “the security of trader funds will not be affected by this action,” and that it’ll keep going until. Get the full predictit. PredictIt and Windy are two websites that allow users to predict the outcome of various events. Predictit 's alternatives and competitors. He’d look for anything weird—usually something like suspiciously high odds that a Democrat would be indicted. 202-543-8345. John Aristotle Phillips founded PredictIt, a website that lets traders bet on the outcomes of political events. S. To put it simply, PredictIt allows customers to trade “yes” and “no” shares on the outcomes of future political events at prices ranging from $0. The Republicans were given a 65. However, PredictIt is expected to liquidate its event contracts by February 15, 2023. [3] The company's office is located in Washington, D. S. Screenshot via PredictIt. By Danny Funt. Reddit is not the first platform to attempt a gamification of crowdsourcing, though others like PredictIt have. PredictIt works in a nonprofit arrangement with Victoria University in New. Who will win the 2020 Democratic presidential nomination? PredictIt is a prediction market that lets you bet on the outcome of political events. PredictIt also offers political analysis and insights from its experts and community. Products. Automatically choose best models (ARIMA, regressions, MLP, LSTM. In order to enable researchers to take advantage of the opportunities presented by prediction markets, we make our data available to the academic community at no cost. Suggest an edit. PredictIt currently charges a 10% fee on profits made by buying and selling shares to cover the site's operating costs, and there is an $850 limit on how much of any. Additionally, the site charges a 5% fee to withdraw money. I am using turbotax to prepare my taxes, and after entering it into the proper section, it wants to list it as business income (schedule c). I saw the post calling for us to fix the market inefficiency on predictit. Consequential issues,. 99 per share. C. C. PredictIt injunction kept political betting site open The Commodity and Futures Trading Commission (CFTC) fired back last week in an appeal proceeding at light speed over whether the popular election betting prediction site PredictIt will close, at least temporarily, on February 15 at 11:59 PM. 2024 President: Consensus Electoral Map. Fortunately, they made an exception for PredictIt. With sports betting continuing to expand across the country, many Americans were surprised. frameor tibble, as returned by all_markets() or single_market. PredictIt To be most effective on political betting sites like PredictIt, you need to be able to filter out the noise and seek out information. org in July 2023 are ranked by their affinity to predictit. The site launched legally late 2014 in the U. The site has become a mainstay in virtually all. How to Buy Large Amounts of Bitcoin. Even if the CFTC follows through on its initial decision to shut the site down, it’s hard not to feel that PredictIt has, in some more. The CFTC feels that the ruling in United States v. Predictit's top competitors include Kalshi, Consensus Point, and Augur. 24% BNBJust like exchanges, prediction markets trade assets–except it’s not stocks or crypto being traded, but outcomes. See how Predictit compares to similar products. Deposit $80 when you open your account and PredictIt will deposit an additional $80. # 108,710 6,054 Country Rank. PredictIt is structurally inefficient. Of course, spoofing requires spending money to buy shares, with no guarantee of profit, but this can be a small price to pay for this supposed. PredictIt was told to shutter in the U. PredictIt works in a nonprofit arrangement with Victoria University in New. So, bettors could lose a major election betting market after the 2022 midterms. What Was PredictIt?The CFTC is expected to render a decision Friday on whether or not Kalshi can offer election-based prediction contracts. PredictIt works in a nonprofit arrangement with Victoria University in New. Search similar titlesPredictIt. 4. Site has approval of government officials. The agency rejected a 2012 proposal by the North American Derivatives Exchange (NADE) on the basis that the proposed. According to Aristotle and PredictIt co-founder and CEO, John Phillips, in response to the decision: "This is a sweeping victory for prediction markets like PredictIt and those who find value in. Many of PredictIt’s markets focus on political outcomes, like midterm results or the presidential race. AD Users are able to bet on events, such as 2024 nominations for president and whether marijuana becomes federally rescheduled this year, using bank deposits or a credit card, but PredictIt also accepts cryptocurrency. S. S. 202-543-8345According to Aristotle and PredictIt co-founder and CEO, John Phillips, in response to the decision: "This is a sweeping victory for prediction markets like PredictIt and those who find value in. The various markets — PredictIt, the Iowa market, overseas markets like Betfair in Britain and predecessors like the Irish sites Intrade and Tradesports — have. We do this to. PredictIt, a leading political prediction market, is closing its doors on Feb. At the conclusion of its two-day policy meeting today the Federal Reserve said that it was keeping short-term. Gov. Update: PredictIt. Canada: Live stream, start time, aggregate score for Nations League quarterfinal second leg;PredictItSo there's an argument that I've seen a lot over the past few years, particularly in LW-adjacent circles, that goes something like this: This post is dedicated to disagreeing with that argument, not from an anti-Efficient-Market Hypothesis position, but from a pro-Efficient-Market Hypothesis position. ValuePredictItpredictit. org Brags and Beats. Menu. November 14, 2022. PredictIt is a prediction platform restricted to US citizens or those who bother using a VPN. PredictIt is a large online political prediction market, often called a "stock market for politics. Follow PredictZ. Global Traffic Rank. A maximum of 5,000 people in one market. Menu Discover the full list of predictit. BetFair uses odds just as American sportsbooks do when taking action on the results of games. 44-2. Drill down into the main traffic drivers in each channel below. PredictIt is a platform where you can trade shares on the outcome of US elections and political events. It’s a way to monetize things like 2022 midterm predictions. 6 billion, which is similar to previous years. Unlike those betting sites, PredictIt operates in a similar manner to the Iowa Electronic Markets (IEM), offering investors the opportunity to trade predictions on the outcomes of a wide variety of political events. ” PredictIt, the political. Santos didn’t just like watching the demigods who inhabited that world; he had dreams of that kind of fame for himself. This is why pure arbitrage that frees up capital can continue. PredictIt. 01 to $0. m. Data. 1. is technically illegal but the Commodity Futures Trading Commission has generally laid off sites like PredictIt that function as “ trading markets . Per PredictIt’s no-action letter, PredictIt users cannot make more than $850 in any position. If the outcome takes place, the yes shares are redeemed for $1 and the no shares expire worthless. On Jan 18, the Fifth Circuit Court of Appeals in New Orleans laid out a timeline for the case. DeSantis’ numbers have fallen from a peak of $0. predict(data=np. In 2017, more than 300 million shares were traded on PredictIt. Touch upon this story Remark In 2016, Jason Pipkin was working in a biology lab at Brandeis College, authoring papers with titles akin to “Mapping the thoughts of a fly,” when he first heard of PredictIt. But PredictIt now faces closure after falling foul of regulators, Sam Sachdeva reports. e. randn(100, 2), predicted_column=1, predicts=3) There are only two positional arguments data and predicted_column (because, there is more than a. Crypto Briefing spoke with Will Jennings, head of public engagement for PredictIt, to learn more. The site is now selling shares — taking bets on future political events — for 10. 99 each) have traded on the presidential election market. [+] Chicago Board Options Exchange (CBOE) fill orders shortly before the close of trading on October 28, 2015 in Chicago, Illinois. It has been described as one of two legal ways to bet on elections in the United States. You face numerous challenges and risks—some you. Usage format_market_data(data) Arguments data ’PredictIt’ market data, of class data. The Vegas bookmakers do not set lines to equalize betting on both side of a wager & in many cases it isn’t possible to do so, just look at the Mattress Mack World. Prediction markets like PredictIt and Futuur reflect an additional layer of abstraction on top of publicly available data such as the polls analysis by FiveThirtyEight. It reads: PredictIt, a nonprofit exchange that limits speculation to $850 per event, is the most accessible site for Americans. report. PredictIt Alternatives TradeFair. PredictIt works in a nonprofit arrangement with Victoria University in New. While markets like PredictIt meet the demand of those who want to speculate on political outcomes, they also accommodate businesses that seek to hedge against adverse consequences from such outcomes. Other Things. predictions_1 = predictit. 8. PredictIt works in a nonprofit arrangement with Victoria University. Books we like: "Give Me A Break" By John Stossel "Signal and the Noise" By Nate Silver "The Scout Mindset" By Julia Galef "Radical" 4: Investment Interest Rate/Time Value of Money. Participants buy shares in an outcome, like who will win a Senate race, for between 1 and 99 cents. NEW. Everything has been going well since. Loss. One of the highest courts in the country agrees that in 2014 PredictIt was issued a. Likewise, if other prediction markets like Augur or Predictious take off, I will include those. Reply [-] aphyer 3y 4. Your global no limit betting exchange. After the market resolves, redeem your winning shares for $1 each. PredictIt is currently offering shares in Biden being the nominee for 68 cents, meaning a trader who bought a share would earn 32 cents if he is the Democratic candidate in 2024, which is likely. It didn't seem right that online politics gambling counts as a business, so what is the appropriate. PredictIt works in a nonprofit arrangement with Victoria University. Users can purchase shares of an outcome, like buying "Yes" or "No" shares of whether or not the Farm Bill will pass by June 30. There are a few places where you can "place bets" or "buy shares" in current events such as electoral results, polling, Supreme Court decisions, etc…Other prediction markets have faced similar regulatory scrutiny. Join PredictIt today. org) submitted 1 year ago by gwern to r/slatestarcodex. View election betting odds for those. On Tuesday evening, I logged on to PredictIt, America’s favorite political-betting site, to watch the Election Night chaos. My position is: I've been meaning to. com is Direct traffic, driving 83. Resources. PredictIt is a stock market-style prediction platform that allows users to “buy” and “sell” shares in events, with the value of their shares determined by the likelihood of the event occurring. BetOnline also has Trump at +160 but Biden at a shorter -180, with money coming in on. S. ”. PredictIt Insight is a platform that offers data-driven insights on politics and prediction markets. "Overall, I put about $60,000 into PredictIt," said Trevor Boeckmann. 4-17. January 1, 2021. [1] On the ethics of insider trading. Advertisement Harry Crane is a professor of statistics at Rutgers. PredictIt (prediction market, $850 limit per contract, commission 10% of net winnings per market + 5% of total withdrawal amount) Crypto (unregulated, act accordingly): FTX (betting exchange, 0. com. Far and away the most popular market on PredictIt sees the current governor of Florida, DeSantis, favored over the former president at the equivalent of a +144 price (to Trump’s +194). Follow PredictIt Political Analysis to get a deeper understanding of how the markets react to the news and what. Learn more. S. "The most heeded futurists these days are not individuals, but prediction markets, where the informed guesswork of many is consolidated into hard probabilities. Though PredictIt comes across as quiz show meets Caesars Palace sportsbook, the five-year-old site doesn’t have bookies and oddsmakers like the sports gambling parlors that populate Las Vegas or. Analyze websites like predictit. Updated every four hours, this is an electoral map based on the then-current PredictIt market odds for the 2020 presidential election. PredictIt works in a nonprofit arrangement with Victoria University. Login. PredictIt. Predictit - Arizona Senate Race. It seems like PredictIt's 10% effectively moves the point at which it isn't worth it to correct the inefficiency further out from equilibrium than in the case of free trades. Like PredictIt, the Iowa market operates under the academic exception made by the Commodity Futures Trading Commission (CFTC). Trump’s former lawyer, Michael Cohen, reportedly arranged a $130,000 payment to silence Daniels about an alleged affair with Trump. PredictItPredictItPredictItAs prediction markets like PredictIt gain exposure in mainstream political media, trader-determined odds in high-visibility markets often get reported on by media outlets and amplified to the public. The markets featured on the site have also become progressively wilder since inception: Some are effectively grim deathwatches, while for over a year PredictIt even ran markets on how many times. This is a list of sites where you can bet on politics. A judge ruled that PredictIt can continue operating until a final decision is made in that case, despite the CFTC’s efforts to shut it down. 5M shares traded. The site is an excellent alternative or complement to online political betting markets. S. Shares of Democratic candidate. By Danny Funt. PredictIt told its U. One example is BetFair, which is predominantly for sports betting. CryptoFind out everything you need to know about PredictIt before you play. It operates on a much smaller scale, however. On US and cryptocurrency sites, such as PredictIt and Polymarket which style themselves as “prediction markets”, the shift came earlier still. Market the benefits of 'PredictIt' and why it is better than our competitors. The site is now in danger of being shut down by government regulators. Proponents of political betting – including economists like Jason Furman — argue it’s a better gauge of where voters stand than polling and is a hedging tool for. The CFTC has also recommended rejecting the request by Kalshi. PredictIt works in a nonprofit arrangement with Victoria University in New. save. PredictIt works in a nonprofit arrangement with Victoria University in New. Because of the market's structure, smart money cannot (given the first two reasons) or will not (given the third reason) fix all. It’s a web site the place you could possibly place bets and win cash on political outcomes. This article is for subscribers only. PredictIt works in a nonprofit arrangement with Victoria University in New. Free Tools. PredictIt is a site where Americans can wager on the outcomes of political events, with an exemption from the US Government as the data is used for academic research. ’. PredictIt has long been cited as one of the more accurate predictors of. Mehmet Oz was a 63% favorite to defeat Democratic Lt. Among forecasters, Nate Silver has the best track record. The goal of this project is to develop a tool that can be used to. ”PredictItOn average Trump gets ~5. The plaintiffs in the PredictIt case have obtained an injunction to keep the site up and running temporarily. Unlike the prices in. The Commodity Futures Trading Commission has revoked a letter it sent last year to PredictIt organizers that vacated its. Predictit 's alternatives and competitors. Chart by author The Unwisdom Of Crowds. Most of these don’t actually process real-money trades from their members, and those that do – namely PredictIt – have been excluded from the oversight of US gambling. datatable). PredictIt works in a nonprofit arrangement with Victoria University. Steve Bittenbender. Since anyone can use PredictIt, there’s no reason to think one user is better than another. Pennsylvania: John Fetterman vs. The system delivers both the crowd’s prediction and, like the Delphi technique, allows forecasters to consider their own thinking in the light of other. com election betting odds by maxim lott and john stossel live. It has been described as one of two legal ways to bet on elections in the United States. To continue operations until Feb. The first problem: prediction market mechanics are. Yes! Presidential prediction markets – and all prediction markets across most industries (i. Snyk Vulnerability Scanner. According to Nate Silver’s site, this election is still close to a tossup, whereas the wagering on PredictIt suggests it’s all but decided. 4, 2022, threatens to harm not only the value of modest investments of more than 80,000 PredictIt traders, but the quality of the anonymized data used by more than. . PredictIt. ”. Kalshi and PredictIt are both great platforms for participating in prediction markets, each with their own unique strengths and weaknesses. BetMGM Ontario Election Odds. PredictIt essentially functions similar to a stock market. was running it; that a subsidiary of the university was receiving compensation from Aristotle, despite the university promising not to profit from the site; and that the site had reneged on its agreement to only take bets on two. PredictIt -. 15. On the website PredictIt, people can place bets — with real US dollars — on big political events. PredictIt works in a nonprofit arrangement with Victoria University in New. PredictItIn the 2014 PredictIt approval letter, 3 the CFTC analyzed the applicant’s facts and circumstances and based approval on conditions such as capping investment and trading volumes, being operated. [4] The market was initially launched on 3 November 2014. Need help with PredictIt? We are happy to assist! Check out our. The site has become a mainstay in virtually all election discussions, alongside political projections from sites like FiveThirtyEight and RealClearPolitics. So even though it seems like our investment costs $1. 5. That’s an essential reprieve with the original Feb 15 shutdown deadline now less than three weeks away. Before Iowa, Betfair, and competitor PredictIt gave Pete Buttigieg only an 8 percent chance of winning the most state delegate equivalents (which he did, pending a recanvass). His campaign released internal polling that put him in the lead, with his support doubling once voters were told that Trump supports him. The site is supported by Aristotle International, Inc. With PredictIt. 2. Unless the odds are exactly 50%, the toss-up color is not used in this map. Each event, such as an election, has a number of contracts associated with it,. The Washington Post reported that PredictIt spokesman Will Jennings said the site was accurate 70 to 80 percent of the time, although it was difficult to make a “blanket accuracy assessment, given the variety of markets. ). Shares can be. Business, Economics, and Finance. But, nested under their “Sports” categories is an obscure sport called “Politics”! One of the markets here is in fact the same one on PredictIt: “Trump Exit Date”. # 108,710 6,054. USBets: “PredictIt users are not taking the forced cessation of their political prediction market lying down, as some of the site’s traders and academic users and its market technology provider Aristotle International filed a federal lawsuit Friday against the Commodity Futures Trading Commission (CFTC). Like Miller, many of the top speculators on PredictIt are political junkies who win money with a mix of savvy and speed.