Lotto Tickets Are Nice, Boss, But Can I Have My Bonus? 

In a book co-authored by Dan Hunter, Kevin Werbach of the Wharton School wrote that employees who participate in gamified motivational practices not only worked harder but described the games as “enjoyable and even addicting.” Other scholars, however, have warned of the consequences of substituting these incentives for traditional cash bonuses.

・ From The New York Times