Land conflicts in developing countries are costly. An important policy goal is to create respect for borders. This often involves mandatory, expensive interventions. We propose a new policy design, which in theory promotes neighborly relations at low cost. A salient feature is the option to...

A simple model of marriage and divorce predicts that no marriages occur. Yet, in real life, people marry all the time in seemingly similar situations. This discordance is explained using psychological game theory. An emotional guilt effect is explicitly modeled and multiple belief-dependent...