Business support policies designed to raise productivity and employment are commonworldwide, but rigorous micro-econometric evaluation of their causal effects is rare. Weexploit multiple changes in the area-specific eligibility criteria for a major program to supportmanufacturing jobs...

We analyse how physicians respond to contractual changes and incentives within amultitasking environment. In 1999 the Quebec government (Canada) introduced an optionalmixed compensation system, combining a fixed per diem with a discounted (relative to thetraditional fee-for-service system) fee...