Neste artigo documentamos haver entre alunos do ensino básico no Brasil uma relação negativa e significativa entre dispersão etária dentro das turmas e a proficiência individual. A relação entre a defasagem idade-série da criança e a sua proficiência escolar é usualmente explicada...

We build a theoretical model that incorporates unionization in the labor market into a Heckscher-Ohlin-Samuelson (HOS) framework to investigate the impact of unionization on the Stolper-Samuelson Theorem. To capture the American economy case, we assume that unskilled labor in the manufactured...

The main objective of this study is to evaluate the impact of the 1988 changes in labor market regulations on the level of employment and on the time required by firms to adjust their employment level to economic fluctuations. From the many aspects of labor market regulations, this study will...