A tributação altera o equilíbrio entre demanda e oferta, onerando consumidores e firmas, beneficiando o governo e causando perda de bem-estar social. Mas, entre os agentes privados, quem paga a maior parte da conta? Firmas ou consumidores? Este artigo responde a esta pergunta para o mercado...

This article presents the international tin industry as an oligopoly organized around the International Tin Council, making it a cartel with important participation in determining tin prices, mainly between the years 1960 and beginning of 1980. As a consequence of the oil shocks and the...

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....

The literature shows that the application of antidumping legislation can have a major effect on international trade. The threat of invoking the law can be used to obtain a collusive agreement or to punish a deviation from an existing agreement made between domestic and foreign firms. Thus, the...

The literature shows that the use of the antidumping legislation can affect the international trade. The threat to invoke the legislation can be used for a collusive agreement or as a punishment to agreement deviation already done between national and foreign firms. Then, the objective of this...

In this paper, we aim to analyze the consequences for the competition as regards the purchase of control of COPENE by the BRASKEM group. Specifically, such operation increases the degree of horizontal concentration in Brazilian Polyethylene market (PEAD, PEBD,PEBDL), as well as the vertical...