income. We also show that the effect of migration operates through an increase in total factor productivity, which appears to …

We use data on international chess tournaments to study the relationship between age and mental productivity in a brain … age on productivity vary with unobserved ability, commonly used fixed effects estimators applied to raw data do not … guarantee consistent estimates of age-productivity profiles. In our data, this method strongly over-estimates the productivity …

structurally estimate the key parameters of our model to construct counterfactual size, productivity and welfare distributions …

concerns about labor productivity and about economic outcomes at both the individual, enterprise, and macro levels. The …, workforce productivity, and economic performance. Taken as a whole, the articles dispel some of the concerns, sharpen our …

In new new international trade theory, whether firms export or not are determined by their productivity. These models … assume that firms enter a market to find their productivity levels revealed to them as in a lottery. In this paper we propose … with a real option value. We show that endogenizing the export decision is consistent with patterns of productivity and …

increase productivity. One important implication of the model is that the enrolment rate to education has a negative effect on …