In a recent paper Edward Lazear proposed the "Jack-of-all-trades" view of entrepreneurship. Based on a coherent model of the choice between self-employment and paid employment he shows that having a background in a large number of different roles increases the probability of becoming an...

According to the German disability law, or Schwerbehindertengesetz, either six percent of all jobs in an establishment must be occupied by disabled employees or the firm has to pay a penalty of DM 200 per month for every job under consideration. This note reports results from the first...