Using the censuses of 2000 and 2010, we have noticed that the inequality of the household per capita income in the biggest Brazilian cities did not show a trend of reduction, differently from the whole country. Also, the inequality in those cities is substantially higher than the Brazilian. We...

The objective of this article is to investigate whether, despite of the goal of utility maximization defended by the neo-classic economic theory, the altruism can prevail inside organizations. Initially, one brief discussion of the altruism will be presented, analyzing this concept from some...

We apply the random fields framework proposed by Durlauf (1997) and Brock and Durlauf (2001) to a non-cooperative game of binary choices. We extend their model to allow for a more general distribution of the economic agents heterogeneity, in accordance with Glaeser and Scheinckman (2001). We...

In this paper we compare the costs of two regulatory policies about the entry of new firms. We consider an incumbent firm that has more information about the market demand than the regulator. Then, the incumbent firm can use this advantage to persuade the regulator to make entry more difficult....

We study experimentally a standard four-player Hotelling game, with a uniform density of consumers and inelastic demand. The pure strategy Nash equilibrium configuration consists of two firms located at one quarter of the ``linear city'', and the other two at three quarters. We do not observe...

The objective of this text is to rescue the perspective of social welfare macro sectorial analysis. The emergence of social security and the interrelation among social security, social assistance and health policies are analyzed, at first, from a historical and conceptual perspective and...

The objective of this text is to rescue the perspective of social welfare macro sectorial analysis. The emergence of social security and the interrelation among social security, social assistance and health policies are analyzed, at first, from a historical and conceptual perspective and...