Kast, Felipe; Meier, Stephan; Pomeranz, Dina - 2012
increase savings, they are unavailable to the millions of people worldwide who not have a formal wage bill. Self-help peer … first experiment finds that self-help peer groups are very potent at increasing savings. In contrast, a more classical … that surprisingly, actual meetings and peer pressure do not seem to be crucial in making self-help peer groups an effective …