The article investigated structure-conduct-performance (SCP) relationships in the context of the Brazilian manufacturing industry in 1996. For that purpose, it considered a system with four equations pertaining concentration, advertising, R&D and profitability that was estimated with...

The paper investigates market share instability in the context of Brazilian industry for the 1986-1998 period. The paper proposes the use of panel data unit root tests to access market share instability for a sample of industrial firms from different sectors and therefore generalizes related...

The article investigates the determinants of newly created industrial establishments in Brazil in 1997 taking as reference explanatory variables referring to market structure and industry dynamics, stronger effects are detected for larger firms. Minimum efficient scale, industry size, industry...

The paper investigates the relationship between profit margins and business cycle in the Brazilian industry during the 1992-1998 period, taking as reference a dynamic panel data model founded around a conjectural variation framework. The empirical results indicate procyclical behaviour of profit...

The mobile telephony sector is characterized by the dynamic interplay of rapid changes in technology and an apparently growing competition, as indicated by the fierce nonprice competition, and is yet associated with the entry of new operating companies in some cases. In this context, a relevant...