an under-serviced equilibrium. To study the empirical veracity of this model, we study the disruption of the maize seed … capital allowed a local seed company to expand and target a niche agro-ecological zone with adaptively-bred maize varieties. A … niche market were substantial, both for better-resourced farmers (who used non-adapted hybrids and fertilizer prior to the …

While many developing-country policymakers see heavy fertilizer subsidies as critical to raising agricultural … politicized, inefficient distribution of fertilizer supply. We model farmers as facing small fixed costs of purchasing fertilizer … patient, such farmers may procrastinate, postponing fertilizer purchases until later periods, when they may be too impatient …

with taking up and following through with a new technology: a tree species that provides private fertilizer benefits to …

In an experiment providing fertilizer grants to women rice farmers in Mali, we found that women who received fertilizer … increased both the quantity of fertilizer they used on their plots and complementary inputs such as herbicides and hired labor … level of output, we find no evidence that profits increased. Our results suggest that fertilizer's impact on profits is …