Despite improvements in production incentives, agricultural output in Africa remained sluggish through the 1990s. Low use of purchased inputs may be part of the cause of persistently low productivity in African agriculture. This article analyzes the roles of relative prices and transactions...

This paper presents a multi-market model of animal disease control that extends the current literature by accounting for spatial and inter-temporal relations in both epidemiological and economic variables. The model is applied to Foot and Mouth Disease control in Argentina, Uruguay and Paraguay,...

This paper develops an option value model to examine the extent to which output price uncertainty creates incentives to adopt two interrelated components of site-specific technologies sequentially. It analyzes how the impact of uncertainty on the sequential adoption decision differs across...

This paper examines the impact of price uncertainty on farmers' adoption decision in site specific crop management using an option value model. It shows that price uncertainty could lead farmers to delay the investment 3 to 25 years as opposed to the net present value rule. Immediate investment...

"Recent increases in cereals prices raise questions about agricultural priorities in Ghana. This report presents an application of the Policy Analysis Matrix (PAM) to the problem of identifying opportunities to enhance agriculture’s contribution to economic growth and poverty alleviation...

This paper demonstrates that the conventional Domestic Resource Cost (DRC) indicator is biased against factor-intensive, low-input techniques, and that a simple Social Cost-Benefit (SCB) ratio is generally a more appropriate measure of economic efficiency. The potential policy significance of...