“…Various empirical studies investigate effects of different tournament designs on contestants' effort, especially in the field of sports (e.g., Bach et al, 2009;Becker and Huselid, 1992;Ehrenberg and Bognanno, 1990a;Ehrenberg and Bognanno, 1990b;Frick and Prinz, 2007;Lallemand et al, 2008;Lynch, 2005;Lynch and Zax, 2000;Orszag, 1994;Sunde, 2009;Taylor and Trogdon, 2002). However, few empirical studies focus on contestants' decisions about the amount of risk or sabotage to undertake.…”