Since they were first published on April 3, the Panama Papers have thrust a spotlight onto world politicians, celebrities, and businesses sheltering money offshore. The largest release of data ever on the secret world of offshore companies led to the resignation of Iceland’s prime minister. It also created an academic windfall: the opportunity to study the real financial impact of offshore vehicles. In this interview with senior editor Curt Nickisch, University of Michigan’s Ross School of Business professor Stefan Zeume discusses brand-new research resulting from the unexpected opportunity, and what he and his coauthors found: billions of dollars in lost market capitalization.