TY - JOUR AU - Erdem,Erkan AU - Tybout,James TI - Trade Policy and Industrial Sector Responses: Using Evolutionary Models to Interpret the Evidence JF - National Bureau of Economic Research Working Paper Series VL - No. 9947 PY - 2003 Y2 - September 2003 UR - http://www.nber.org/papers/w9947 L1 - http://www.nber.org/papers/w9947.pdf N1 - Author contact info: James R. Tybout Department of Economics Penn State University 517 Kern Graduate Building University Park, PA 16802 Tel: 814/865-4259 Fax: 814/863-4775 E-Mail: jtybout@psu.edu AB - Firm- and plant-level empirical studies typically find that trade liberalization squeezes price-cost margins among import-competing firms, that this heightened competitive pressure induces productivity gains among these same firms, and that further efficiency gains come from market share reallocations. Using a computable industrial evolution model to simulate the dynamic effects of import competition, we demonstrate what types of managerial behavior, long-term transition paths and welfare effects are consistent with this set of stylized facts. ER -