When people experience emotions in a group, their emotions tend to have stronger intensity
and to last longer. Why is that? This question has occupied thinkers throughout history, and …

We present an equilibrium model of politics in which political platforms compete over public
opinion. A platform consists of a policy, a coalition of social groups with diverse intrinsic …

We use an evolutionary model to determine which misperceptions can persist. Every period,
a new generation of agents use their subjective models and the data generated by the …

This review organizes the vibrant recent literature on the cognitive foundations of economic
decision-making. At a basic level, this entire literature studies imperfections in cognitive …

When faced with decision-relevant information, decision-makers are often exposed to a
multiplicity of different models, or accounts of how information should be interpreted. This …

When we think of emotion and emotion regulation, we typically think of them as processes
occurring at the individual level. Even when emotions are experienced by multiple people …