ANÁLISE DO GRAU DE CONCENTRAÇÃO DA INDÚSTRIA AUTOMOBILÍSTICA BRASILEIRA E SUA RELAÇÃO COM A PARTICIPAÇÃO NO MERCADO

Abstract

The objective of this paper was to analyse the evolution of the automobile segment in Brazil, considering its industry concentration level and market share, between 1995 and 2005. As analisys method, it was chosen some measures of industrial concentration such as: Concentration Ratio, Hirschman-Herfindahl Index and Rosenbluth Index, in order to show a perspective regarding the influence of relevant facts to possible changes which occurred in Brazilian economy in the considered period. The results obtained from the collected data make evident of a higher concentration ratio in the initial period of the analysis which decreases as the new incoming companies are installed in the industry and, gradually, have their production rate increasing, as well as it can be observed an increase in their market share.