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...

This paper examines the links between productivity and social welfare, with an application to the banking industry. It models spatial price competition between bank branches jointly with banks' decisions on the opening or closing of branches based on profit expectations. The model predicts that...