SITE Brown Bag Seminar with Erik Prawitz Research, Seminar Mass Migration, Cheap Labor, and Innovation. Erik Prawitz, IIES Start time: 2016-11-29 at 12:00 End time: 2016-11-29 at 13:00 Location: SITE Library, SSE, Bertil Ohlins Gata 4, 9 th fl. Erik Prawitz is a Ph.D. Candidate in Economics at the Institute for International Economic Studies (IIES), Stockholm University. His primary research interests are in economic development, political economics and economic history. More information about Erik Prawitz and his research can be found on his website.