Reported rates of return to agricultural R&D are generally high, but they are likely to be biased, particularly because of attribution problems - mismatching research benefits with costs. The importance of attribution biases is illustrated here with new evidence for Brazil. During 1981-2003,...

This paper uses state data to analyze the impact of agricultural research on reducing urban poverty in India from 1970 to 1995. In addition to substantially reducing rural poverty, agricultural research investments have played a major role in the reduction of urban poverty. Agricultural research...