Bandiera, Oriana; Rasul, Imran; Baranky, Iwan - London School of Economics (LSE) - 2011
productivity and composition of teams. Strengthening incentives, either through rankings or tournaments, makes workers more likely … to form teams with others of similar ability instead of with their friends. Introducing rank incentives however reduces … average productivity by 14%, whereas introducing a tournament increases it by 24%. Both effects are heterogeneous: rank …