We evaluate the effectiveness of a reform to contain health-care costs by restraining general practitioners' (GP) ability to prescribe outpatient treatments, on the basis of strict appropriateness criteria. Using register data for a large Metropolitan area in Italy, we find a significant...

We evaluate the effectiveness of a reform to contain health-care costs by restraining general practitioners' (GP) ability to prescribe outpatient treatments, on the basis of strict appropriateness criteria. Using register data for a large Metropolitan area in Italy, we find a significant...