This paper analyses the dynamics of return to knowledge where knowledge is acquired through the combination of interactive and individual learning. We suggest that in light of this new definition of knowledge, choosing the optimal level of education is no longer an individual exercise of present...

This paper estimates the effect of Wal-Mart expansion on retail employment at the county level. Using an instrumental-variables approach to correct for both measurement error in entry dates and endogeneity of the timing of entry, I find that Wal-Mart entry increases retail employment by 100 jobs...

This paper builds a production function of skilled and unskilled labour for the economy that does not grow. The paper uses the constant elasticity of substitution production function (CES) of skilled and unskilled labour on the micro level as an important building stone. The paper obtains a...

Stylized facts derived from wage pattern analysis in the U.S. point to the importance of non-standard explanations for changes of relative wages. Learning while working is predicted to be able to account for wage divergence so far unexplained. Increases in productivity differ among individuals...