in 1930s, the idea of providing general welfare and welfare state appeared in industrial countries due to the belief in the ability of left forces in solving misfortunes that people entangled in; because of financial crisis in industrialized societies, expanded poverty, starvation and epidemic diseases which led millions of people to the hopelessness. welfare states achieved outstanding success...

political trust addresses the relation between people and state. researches say political trust has had a declining trend in iran since the victory of the revolution. religion is among the factors which affect political trust, and has been emphasized in the theories of the classical and contemporary sociologists and social capital theorists. this fact is more considerable in iran where a religi...

This paper develops an endogenous growth model with spillovers of public goods, Leviathan taxation, and mobile capital to examine the relative merits of centralized and decentralized fiscal systems for economic growth and social welfare. We show that a decentralized system dominates a centralized system in terms of economic growth; however, the difference in social welfare between a decentraliz...

In coalition formation with self-interested agents both social welfare of the multi-agent system and stability of individual coalitions must be taken into account. However, in large-scale systems with thousands of agents, finding an optimal solution with respect to both metrics is infeasible. In this paper we propose an approach for finding coalition structures with suboptimal social welfare an...