Cusimano, Alessandro; Mazzola, Fabio - European Regional Science Association - 2013
uses Propensity Score Matching methods and a Difference-in-Differences approach jointly. In detail, the treated group of … the control group, on the basis of the value assumed by the Propensity Score, given the pre-treatment characteristics of … firms. After the calculation of the Propensity Score, the effect of the policy is determined through the computation of the …