By Douglas Yatter, Yvette Valdez and Iris Xie ( March 16, 2026, 5:27 PM EDT) -- The recent growth of prediction markets in the U.S. and around the world has been staggering. While these were smaller markets in 2024, annualized trading volume expanded nearly 200-fold last year, from roughly $300 million in 2024 to an estimated $40 billion to $50 billion in 2025, with leading platforms Kalshi and Polymarket accounting for the majority of this volume.[1]...
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