1. Alter, J., 2001. A Well-timed ‘Traffic’ Signal, Newsweek, January 15, p. 29.
2. Prohibition and the Market for Illegal Drugs: An Overview of Recent History;Basov;World Economics,2001
3. Beck, A., B. Shipley, 1989. Recidivism of Prisoners Released in 1983. Bureau of Justice Statistics Special Report, Washington, DC.
4. Becker, G., Grossman, M., Murphy, K., 1992. Rational Addiction and the Effect of Price on Consumption. In: Lowenstein, G., Elster, J. (Eds.), Choice Over Time. Russell Sage, New York.
5. Becker, G., Grossman, M., Murphy, K., 2001. The Simple Economics of the War on Drugs, Mimeo, University of Chicago Department of Economics.