Mr. Young, 30, has only about $2,500 invested, making him a guppy among whales. But some Wall Street analysts see people who used to bet on sports as playing a big role in the market’s recent surge, which has largely erased its losses for the year. “There’s zero doubt in my mind that it is a factor,” […] The post Claims about equities (and gamblers) appeared first on Marginal REVOLUTION.