Polymarket has introduced a new incentive for prediction market participants, offering a 4% annualized yield on certain long-term positions. The reward, which is paid out daily, is designed to keep long-term pricing accurate and is currently funded through the Polymarket Treasury. According to the exchange, the yield applies to positions in a set of political and geopolitical markets, including the 2028 U.S. presidential race, the balance of power in the 2026 midterms, and leadership outcomes in countries ...