This paper studies the effect of information about a charity’s size on individuals’ donations to that charity. We conducted a framed field experiment with a non-student sample, in which subjects had the opportunity to donate to various charitable causes. The results show that if subjects are...

An experiment designed to find the real demand for climate protection was conducted among a sample of the residential population in Mannheim, Germany. Participants were offered the opportunity to contribute to climate protection by purchasing European Union Allowances which were then withdrawn...