This study analyzes empirically the effects of import competition on firm productivity (TFPQ) using administrative firm … positive incentives for firms to invest in productivity improvement, whereas import competition from middle- and low …. Costly investment in productivity appears feasible reaction to such type of competition and we find no evidence for …

. In the model, firms are heterogeneous in productivity. Selection effect and agglomeration economies caused by … agglomeration increase firms' productivity and decreases industrial entry costs, and factor prices are increased because of … shows that the compositive effect is that the influences of productivity on the latter increase with agglomeration level …

the supply of non-stop flights provided by full-service carriers has a positive impact on the exports of Italian regions …

parameters. As an application, this paper discusses the firm's decision on entry in a foreign market either by exports or FDI …