Liu, Haoming (contributor); Wen, Yi (contributor); … - 2005
"In this paper, we construct a simple model based on heterogeneity in workers' productivity and homogeneity in their … competitive, and firms can perfectly observe workers' productivity and effort. In our model, it is optimal for low-skilled workers … working for the same hours as high-skilled workers at competitive wages based on productivity. Thus our model offers an …