This Las Vegas Sun article offers some insights as to why horse racing events are “going the way of Latin.” It describes how horse racing revenue has declined 30 percent at Nevada casinos in the past decade even as other forms of gambling, after taking a hit in the recession, have increased over that period.
REPORT: “A Bad Bet: Why Sports-Gambling Tax Revenue Disappoints” | Manhattan Institute
By Charles Fain Lehman “…is legal sports gambling actually a net positive for state budgets? This report argues no,” https://manhattan.institute/article/a-bad-bet-why-sports-gambling-tax-revenue-disappoints