"What are the advantages and disadvantages of the opening of markets? What is the role of the WTO? What are the deficits of the transatlantic free trade agreement? German Radio Interview with Political scientist Prof. Christoph Scherrer."
http://mediathek-tua.ard.de/radio/radioWissen-Bayern-2/Gespr%C3%A4ch-mit-Prof-Christoph-Scherrer-/Bayern-2/Audio-Podcast?documentId=20684952&bcastId=5945518
