This report prepared for the Ontario Problem Gambling Research Centre found that 60% of machine revenue was derived from problem gamblers and that 35% of total gambling revenue was derived from moderate and severe problem gamblers.
“DraftKings, sportsbooks target statehouse races as Mass. and others propose stricter betting rules” | WBUR
By Patrick Madden DraftKings, sportsbooks target statehouse races as Mass. and others propose stricter betting rules _ WBUR News