We study the role of an enforcer in the effectiveness of selective incentives in solving the collective action problem when groups take part in a contest. Cost functions exhibit constant elasticity of marginal effort costs. If prize valuations are homogeneous, our source of heterogeneity induces...

In this paper I discuss how Law and Economics can benefit from incorporating some insights from Public Choice into their analyses. Within this argument, I examine the evolution of experimental methods by looking at laboratory, field, and natural experiments; and conducting a very simple...

The paper investigates determinants of investments in state capacity and institutional change in contemporary Ukraine. After formulating a simple sequential two-stage model of investments in state capacity, the paper estimates autoregressive distributed lag and vector autoregressive models to...