that avoid these costs and whether other, more centralized, punishment systems are superior and will be preferred by the … people. Here, we show that efficient peer sanctioning without much need for costly punishment emerges quickly if we introduce … social norm of high cooperation. This norm appears to guide subjects’ cooperation and punishment choices, including the …

welfare is reduced is that punishment can express anger about free-riding. If this is the case, then tools that regulate …

Social preferences for the punishment of free riders are critical for generating cooperative behavior in human society …. Focusing on the receiving fees of Japan's public broadcaster, this study analyses how punishment of free riders, that is, the …