1) Murphy, Lyn Stankiewicz. "Understanding The Social And Economic Contexts Surrounding Women Engaged In Street-Level Prostitution." Issues In Mental Health Nursing 31.12 (2010): 775-784. Academic Search Premier. Web. 14 Apr. 2013.
“Prostitution involves the exchange of sexual services for economic compensation. Due to the sexual promiscuity surrounding prostitution, women involved in prostitution constitute a high-risk group for contracting and transmitting STDs, including HIV. Prostitution is not only a public health concern, but also an economic one. Cities throughout the United States spent an average of $7.5 to $16 million per year enforcing prostitution laws and addressing negative outcomes associated with prostitution. Thus, women involved in prostitution are a cause for concern from both public health and economic perspectives. However, little is known about why women remain in this type of behavior given the risks prostitution presents, and even less is known about how to intervene and interrupt the complex cycle of prostitution.”

2)Loveday Penn-Kekana, et al. "Men, Prostitution And The Provider Role: Understanding The Intersections Of Economic Exchange, Sex, Crime And Violence In South Africa." Plos ONE 7.7 (2012): 1-10. Academic Search Premier. Web. 14 Apr. 2013.

South African policy makers are reviewing legislation of prostitution, concerned that criminalisation hampers HIV prevention. They seek to understand the relationship between transactional sex, prostitution, and the nature of the involved men. Methods: 1645 randomly-selected adult South African men participated in a household study, disclosing whether they had sex with a woman in prostitution or had had a provider relationship (or sex), participation in crime and violence and