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 productivity but also indirectly through efficiency. If productivity and …

. Using household level data from rural Ethiopia, we demonstrate that while simple descriptive statistics and naïve …

the labor force employed in agriculture and declining productivity in modern sectors such as manufacturing. To shed light …Recent growth accelerations in Africa are characterized by increasing productivity in agriculture, a declining share of … on this puzzle, we disaggregate firms in the manufacturing sector by size using two newly created panels of manufacturing …