0500 Oau 1100 2009 2050 ##0##urn:nbn:de:hebis:04-es2023-02165 2051 ##0##10.17192/es2023.0216 3000 Lorz, Oliver 3000 Wrede, Matthias 4000 Trade and Variety in a Model of Endogenous Product Differentiation 4085 ##0##=s MB=u https://archiv.ub.uni-marburg.de/es/2023/0216=x H 5050 |330 5584 Wirtschaft 5584 multi-product firms 5584 international trade. 5584 Product differentiation opus:12051