RT Article T1 Risks and prices: The role of user sanctions in marijuana markets JF The B.E. journal of economic analysis & policy VO 10 IS 1 A1 Pacula, Rosalie A2 Chaloupka, Frank J. A2 Grossman, Michael 1942- A2 Kilmer, Beau LA English YR 2010 UL https://krimdok.uni-tuebingen.de/Record/1912691663 DO 10.2202/1935-1682.1992