While often times the Hypothetical Monopolist Test (HMT) utilized in relevant market delineation is implemented with uniform price increases throughout all the goods in the candidate relevant market, since 1984 the versions of the U.S. Merger Guidelines have emphasized that these small but...

While often times the Hypothetical Monopolist Test (HMT) utilized in relevant market delineation is implemented with uniform price increases throughout all the goods in the candidate relevant market, since 1984 the versions of the U.S. Merger Guidelines have emphasized that these small but...

In this paper we investigate the concentration in health insurance sector in Brazil. In order to conduct this analysis it is necessary to establish the definition of relevant market in product and geographical dimensions. In this paper we apply a methodology based on gravitation models to define...

Starting from a somewhat backward structure based on low technology sectors Portuguese exports in the last decade have been changing rapidly in response to the new patterns of world trade. Higher technology exports are increasing their position and intra-sectoral specialization is prevailing.The...

With the emergence of the internet, the e-commerce grows on daily basis, in Brazil and in the world. In 2007 was still very low by Brazilian trade firms, even considering only firms with 20 or more employees. Only 855 firms adopted this practice in a total of 38.339 firms. The set up of this...

The Covid-19 pandemic exposed the fragility of institutional supply arrangements to the world and sparked predatory competition among buyers. In this context, the rationalization of demand and use of medical inputs and the centralized management o these acquisitions are recommended strategies,...

With the emergence of the internet, the e-commerce grows on daily basis, in Brazil and in the world. In 2007 was still very low by Brazilian trade firms, even considering only firms with 20 or more employees. Only 855 firms adopted this practice in a total of 38.339 firms. The set up of this...

The Covid-19 pandemic exposed the fragility of institutional supply arrangements to the world and sparked predatory competition among buyers. In this context, the rationalization of demand and use of medical inputs and the centralized management o these acquisitions are recommended strategies,...

Spanish Abstract: Desde los años ochenta era natural que se presentara una transformación significativa en las formas del mercado de los productos dada la apertura económica y comercial, sin embargo, es hasta la década de los noventa que realmente se vive el florecimiento de nuevas cadenas...

This paper aims to investigate, using data on both the placing of automobile dealers and automobile demand and supply variables, the effects of new automobile dealers' entry in previously monopoly markets. First, we identify relevant variables which influence the existence and the number of...