诺奖有“内鬼”？开奖前12小时，神秘交易员在Polymarket“精准押注”和平奖得主

Core Insights - A mysterious trader, using the account "6741," made significant bets on María Corina Machado winning the Nobel Peace Prize just 12 hours before the announcement, raising her winning probability from around 5% to 70% [3][5] - The incident has raised concerns about insider trading, prompting an investigation by the Norwegian Nobel Institute to determine if internal information was leaked [3][4] - This event highlights the regulatory gaps in the rapidly growing prediction market, particularly on platforms like Polymarket, which operates offshore and is not subject to U.S. laws against insider trading [8] Market Dynamics - The Polymarket platform has seen a surge in valuation, reaching $8 billion, with the Intercontinental Exchange planning to invest up to $2 billion, indicating growing interest from mainstream financial institutions [4][10] - The platform allows users to bet on various events, reflecting traders' judgments on future probabilities, but does not prohibit insider trading, creating a gray area in market operations [8][10] Trading Behavior - The account "6741" placed a $1,500 bet on Machado and $1,085 against a previously favored candidate, significantly impacting the odds in a relatively small market [7] - Other traders quickly followed suit, with one account named "GayPride" profiting over $85,000 as Machado's winning probability fluctuated between 60% and 71% [7] Regulatory Environment - Polymarket's operations are not regulated in the same way as traditional markets, leading to questions about the legality of trades based on leaked information [8] - Some economists argue that insider trading could enhance the predictive accuracy of markets, contrasting with regulated platforms like Kalshi, which prohibit such practices [8] Future Prospects - Polymarket's expansion plans include a potential return to the U.S. market after acquiring a CFTC-licensed exchange, with sports betting seen as a significant growth opportunity [10]