Manual article review is required for this article
Manual article review is required for this article
Manual article review is required for this article
Prior research over the determinants of drug costs are dependant on undercover operations or surveys amongst drug users. An early analyze by Brown and Siverman (1974) analyses heroin-price details determined by buys by US undercover narcotics brokers and finds a amount discounted a optimistic rate-result of the purity on the heroin. Caulkins and Pa