Structural adjustment programs in sub-Saharan African countries in the 1980s removed trade restrictions, price controls, and export taxes and abolished state-owned commodity marketing bodies. The authors studied the effects of these policy changes on the coca sector, using a global econometric...

This report shows that Papua New Guinea's assets and liabilities may be poorly balanced for debt servicing. Thus, it could benefit substantially from active risk management, especially through better selection of the financial instruments in its debt portfolio. The authors present a model and...

In the 1980s, cotton production in sub - Saharan Africa expanded significantly. Annual production growth averaged 4.7 percent between 1980 and 1990, compared with only 1.2 percent for 1964-79. At the same time, cotton exports grew an average 8 percent a year, compared with almost no growth...

In modeling the supply of perennial crops, many researchers have used the vintage-capital production approach, most recently formulated by Akiyama and Trivedi. Implementing this approach requires reliable time-series data on production, total area planted, new planted area, yields, real producer...

The authors extend the widely used Newbery and Stiglitz (1981) approach to measuring welfare changes from commodity price stabilization to a general equilibrium setting. They derive the welfare changes in terms of net consumer and producer surplus, rather than in terms of producer income as in...

In 1959, shortly after the European Economic Community was founded under the 1957 Treaty of Rome, Turkey applied for Associate Membership in the then six-member common market. By 1963, a path for integrating the economies of Turkey and the eventual European Union had been mapped. As with many...