O crescimento hoje experimentado pelo Brasil gera uma maior compreensão entre os cidadãos brasileiros sobre o funcionamento do país e aumenta a exigência em relação aos serviços prestados à população. Por causa disso, ...

The foreign exchange model adopted by Brazil is a key factor for the stability and economic growth of the country. In this post-crisis period, marked by alterations in the exchange rate parity, concern about the direction ...

The main task of the economists that study the behaviour of business cycles is to explain why and how certain economic variables tend to fluctuate away from their expected trends. They put questions such as why unemployment ...

This article treats the topic of monopolistic competition, interpreted as a Cournot oligopoly in market equilibrium. The notion of a Cournot oligopoly is discussed, and its relation to the non-cooperative Nash equilibrium ...

This article deals with the existence of a solution to the Principal Agent Problem. Here we develops some basic results with the aid of Berge's Maximum Theorem. Also, a presentation of some interesting examples is given.