Productivity and efficiency are key performance indicators of improved seeds. Efficiency differences explain part of the variation in productivity. Improved seeds may affect efficiency because farmers often do not apply inputs at optimum. Improved seeds therefore not only directly affect...

Evidence is found of two distinct patterns of response to the onset of the recent drought in rural Ethiopia. Agricultural Households with pre-shock cattle holdings of three or more animals effectively used these assets as a buffer against the fall in agricultural income. In contrast, households...