sex. However, little evidence exists on the effects of an aggregate shock on equilibrium risky sexual behavior. This paper …

). This report explores the potential contribution that the copper mining industry could make to jobs and prosperity in Zambia …, and what it will take to achieve this potential. Copper has for many years played an important role in Zambia's economy …. Although 40 percent of the country has not been geologically surveyed, Zambia is recognized by the international mining …