One of four published papers resulting from the largest national study to date, this presentation unequivocally demonstrates the damage created by having casinos nearby. Data collected by Dr. John Welte and others shows: (1) A casino within 10 miles of home is associated with a 90% increase in the odds of being a pathological or problem gambler; (2) For every increase of one standard deviation in neighborhood disadvantage the odds of being a pathological or problem gambler increase by 69%; and (3) For every additional form of legal gambling in his or her state, the respondent’s odds of having gambled in the past year increase by 17%.
“They Looked Like They Were Getting Rich on Polymarket— but None of It Was Real” | Wall Street Journal
June 22, 2026
By Katherine Long, Caitlin Ostroff, Neil Mehta and Brenna T. Smith “The prediction market has flooded social media with deceptive