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 strengthening of legal responses against them,...

This paper incorporates the behavioral labor economic perspective into the traditional Harris-Todaro rural-urban migration model. We study cases in which one's utility is not only determined by his own wage, but also by wages of others. In our theoretical models, rural-urban migration is driven...