America’s Bad Bet
on Expanding Legal Sports Gambling
In Vox article, “America’s Bad Bet on Expanding Legal Sports Gambling,” the late NYU faculty member Mark Kleiman is mentioned:
None of this would be a surprise to experts in addictive industries. Mark Kleiman, the late public policy professor who advised states legalizing marijuana, frequently brought up the "80/20 rule"—that 80 percent of most industries’ profits come from its top 20 percent of users.