, not only the small size firms, but also the medium size firms, find more difficulties in their production organization … influence the medium size firms profitability since they are, generally, the more profitable. Nevertheless, a homogeneous …

Recent research has reported the lack of correct size in stationarity test for PPP deviations within a linear framework … provide an explanation for the PPP ¿puzzle¿. Employing Monte Carlo experiments we analyze the size and power of the nonlinear …

analysis. Results show that companies tend to have different financing structures depending on age and size. The hypothesis …