Search Results Use the search box below to revise your search, or start a new search. Studies (2) Variables Publications Your query returned 2 studies. Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. 1. Global Entrepreneurship Monitor [GEM]: Adult Population Survey Data Set, 1998-2012 (ICPSR 20320) Reynolds, Paul Davidson; Hechavarria, Diana 2. University Students' Values, Vocations, and Political Orientations: Uruguay, 1966 (ICPSR 7064) Lipset, S.M.