The objective of the paper is to analyze the formation of social networks where individuals are allowed to engage in several groups at the same time. These group structures are interpreted here as social networks. Each group is supposed to have specific rules or constitutions governing which...

In this paper, we study the impact of altruism on an interaction between a samaritan and a recipient/parasite in the frame of Buchanan's samaritan's dilemma (1975). We show that, as soon as altruism reaches a certain threshold, the equilibrium of the game corresponds to the situation Buchanan...

Despite much theoretical discussion the enforceability of constitutional constraints, the question has received little empirical attention. After discussing the theoretical arguments for and against the proposition that constitutions are capable of protecting individual liberty against...

There has been relatively little investigation of the relationship between constitutional transformations and the economic transition in post-communist countries. We develop a simple signaling model in which constitutionalism - a commitment to limit political power and provide judicial defense...

We apply the difference-in-discontinuities design to disentangle the fiscal effects of the governance system conditional on electoral systems. We take advantage of a natural experiment, which involves two institutional reforms at the local level in Poland. The first reform introduced two...