Search Results Use the search box below to revise your search, or start a new search. Studies (4) Variables Publications Your query returned 4 studies. Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. 1. Arrestee Drug Abuse Monitoring Program II in the United States, 2007 (ICPSR 25821) Hunt, Dana 2. Arrestee Drug Abuse Monitoring Program II in the United States, 2008 (ICPSR 27221) Hunt, Dana; Rhodes, William 3. Crack, Powder Cocaine, and Heroin: Drug Purchase and Use Patterns in Six Cities in the United States, 1995-1996 (ICPSR 2564) Riley, K. Jack 4. Estimating the Elasticities of Demand for Cocaine and Heroin with Data from 21 Cities from the Drug Use Forecasting (DUF) Program, 1987-1991 (ICPSR 6567) Caulkins, Jonathan P.