Because of the importance of the energy sector's development for the performance and stability of the economy, its analysis has become an intriguing branch of the economic sciences. For this study it should be tested the characteristics of each of the industries that comprise it, as well as make...

In this paper the behavior of a tax-collecting government (a tax office) when imposing a quantity-tax to firms is analyzed along a two-period signaling model. Each taxpayer privately knows its technological attributes, while third parties—the tax office among them—have only a prior belief...

This paper tests Bester's (1985, 1987) prediction about the separating role ofcontracts that involve both interest rates and collateral in credit markets. To test thisprediction we use data from natural credit markets and controlled experiments. Using asample of credits to small and medium size...