Joel is the Frederick R. Kappel Chair in Applied Economics at the University of Minnesota’s Carlson School of Management. Before coming to Minnesota, he was at the University of Pennsylvania’s Wharton School (1997-2010), the Yale University Economics Department (1990-1997). Joel has conducted empirical studies of price advertising, media markets, the operation of differentiated product markets, and issues related to digital products, including piracy, pricing, revenue sharing, and the effects of digitization on the supply of new products. Since 2010 he has done research, and has published papers, on the broader impacts of digitization on the supply of new products in creative industries. His book Digital Renaissance (Princeton University Press) appears in fall 2018.