The purpose of this study is to present a simple but explicit model of on-the-job training which may enable us to separate and identify various types of vintage effects. An attempt is made to apply the model to the data on the earnings of American scientists in the period 1960-1970

We study the relationship between age and influence in a closed group of 1,000 leading economists. We consider, as a measurement of influence, monthly RePEc rankings. We find that the rankings are not related to age but are related to experience. The optimal level of experience is 30 years from...

We study the relationship between age and influence in a closed group of leading economists. We consider, as a measure of influence, monthly RePEc rankings and address the dynamics of rankings within the top group as a function of age. We find that the rankings peak at age 60 or 30 years after...

The purpose of this study is to present a simple but explicit model of on-the-job training which may enable us to separate and identify various types of vintage effects. An attempt is made to apply the model to the data on the earnings of American scientists in the period 1960-1970