The economic literature postulates that to the extent that an industry is concentrated it will tend to exhibit relatively higher returns on invested capital (Kupfer and Hasenclever, 2002; Tirole, 1988). Martins et al (2004) have shown that the Brazilian interstate passenger transportation (BIPT)...

This paper investigates the validity of the Fisher effect hypothesis that it is the interest rate that moves to adjust to anticipated changes in the rate of inflation. The analysis is carried out with monthly data for the period 1980-97 for three countries that have a recent history of chronic...

This paper investigates the validity of the Fisher effect hypothesis that it is the interest rate that moves to adjust to anticipated changes in the rate of inflation. The analysis is carried out with monthly data for the period 1980-97 for three countries that have a recent history of chronic...