Government intervention often gives rise to contests in which the possible 'prizes' are determined by the existing status-quo and some new public- policy proposal . In this paper we study the general class of such two-player public-policy contests and examine the effect of a change in the...

The main drawback of the public-policy contest is that the notion of contest success function, a crucial component of the contest model, does not have micro-foundations and, therefore, the random behavior of the government seems ad-hoc. In the present paper we propose a partial micro-foundation...

Altruists and envious people who meet in contests are symbionts. They do better than a population of narrowly rational individuals. If there are only altruists and envious individuals, a particular mixture of altruists and envious individuals is evolutionarily stable.

This informal paper explores models of competitve insurance market equilibrium when individuals of initially similar apparent risk experience divergence in risk levels over time. The information structrue is modeled in three alternative ways: all insurers and insureds know risk at any point in...

This paper presents a formal theory of reciprocity. Reciprocity means that people reward kind actions and punish unkind ones. The theory takes into account that people evaluate the kindness of an action not only by its consequences but also the intention underlying this action. The theory...