This paper extends the (Lucas, Bell J Econ 9:508-523,1978) model of occupational choices by individuals with different skills, beyond the simple options of self-employment or wage-employment, by including a second choice for the self-employed. That is, an option to hire employees and so become...

Using a dataset of 3540 economists working in 2007 in 125 of the best academic centers in 22 countries, this paper presents some evidence on spatial mobility patterns in Spain and other countries conditional on some personal, department, and country characteristics. There are productivity and...