Goette, Lorenz; Stutzer, Alois - Institute for the Study of Labor (IZA) - 2008
blood donations rather than an increase. This paper provides an empirical test of how material incentives affect blood … particular among less motivated donors. The cholesterol test leads to no discernable impact on usable blood donations. If … donations in a large-scale field experiment spanning three months and involving more than 10,000 previous donors. We examine two …