1. The market for “lemons”: quality uncertainty and the market mechanism;Akerlof;Quarterly Journal of Economics,1970
2. Technical report for the price and purity of illicit drugs: 1981 through the second quarter of 2003;Arkes;Office of National Drug Control Policy,2004
3. Beck, F., Legleye, S., Spilka, S. (2007). Cannabis, cocaine, ecstasy: entre expérimentation et usage régulier. In: Beck, F., Guilbert, P., Gautier, A. (Eds.), Le Baromètre Santé 2005, Paris, INPES, pp. 169–221.
4. Rational addiction and the effect of price consumption;Becker;American Economic Review,1991
5. A theory of rational addiction;Becker;Journal of Political Economy,1988