LICOS Discussion Paper Series Discussion Paper 307/2012 Import Churning and Export Performance of Multi-Product Firms Jože P. Damijan,Jozef Konings and Sašo Polanec Katholieke Universiteit Leuven LICOS Centre for Institutions and Economic Performance Waaistraat 6 – mailbox 3511 3000 Leuven BELGIUM TEL:+32-(0)16 32 65 98 FAX:+32-(0)16 32 65 99 http://www.econ.kuleuven.be/licos