While many developing-country policymakers see heavy fertilizer subsidies as critical to raising agricultural … productivity, most economists see them as distortionary, regressive, environmentally unsound, and argue that they result in … politicized, inefficient distribution of fertilizer supply. We model farmers as facing small fixed costs of purchasing fertilizer …

aggregate manufacturing productivity on the order of 25% in India and Mexico relative to the U.S …

increased fertilizer use has driven much of the productivity growth rather than the adoption of improvements in seeds and … fertilizer amounts and the marginal returns to fertilizer use. The results demonstrate the key changes behind this silent maize … revolution and point to the importance of taking into account farmer heterogeneity in estimating productivity and returns to …

and the rise in agricultural productivity. The case study of Ghana clearly reflects these broader findings …Agricultural productivity growth in sub-Saharan Africa has been a qualified success. Total factor productivity growth …

. Farmers responded to the shrinking transportation wedge and rising revenue productivity by rapidly expanding the area under …

Agricultural productivity in Sub-Saharan Africa (SSA) lags far behind all other regions of the world. A long list of … program aims to relax multiple constraints to productivity simultaneously. We show that participation causes statistically and …

.S. agricultural productivity using 1940-1970 historical weather data (mean and variation) as the norm. We have four major findings … a state's productivity. Third, the impacts of THI load shock and Oury index shock variables (deviations from historical … norm fluctuations) on productivity are more robust than the level of THI and Oury index variables across specifications …