4 Titel in Alle Pflichtdokumente → 300 Sozialwissenschaften → 380 Handel, Kommunikation, Verkehr

• Contingent trade policy and economic efficiency McCalman, Phillip ; Stähler, Frank ; Willmann, Gerald Bielefeld, Germany : Universität Bielefeld, Faculty of Business Administration and Economics, Juky 2013

• The farsighted stability of global trade policy arrangements Berens, Stefan ; Chochua, Lasha ; Willmann, Gerald Bielefeld, Germany : Universität Bielefeld, Faculty of Business Administration and Economics, July 2021

• The political economy of preferential trade agreements an empirical investigation Facchini, Giovanni ; Silva, Peri ; Willmann, Gerald Bielefeld, Germany : Universität Bielefeld, Faculty of Business Administration and Economics, December 2017

• Private labels and international trade trading variety for volume Blanchard, Emily J. ; Chesnokova, Tatyana ; Willmann, Gerald Bielefeld, Germany : Universität Bielefeld, Faculty of Business Administration and Economics, February 2013