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. Estimating the Unlawful Commercial Sex Economy in the United States [Eight Cities]; 2003-2007 (ICPSR 35159) Dank, Meredith; Khan, Bilal; Downey, P. Mitchell; et al. 2. Promoting Officer Integrity Through Early Engagements and Procedural Justice in Seattle, Washington, 2013 (ICPSR 35508) Owens, Emily; Weisburd, David; Alpert, Geoffrey; et al.