The paper presents empirical analysis of a panel of countries to estimate an agricultural production function using a measure of capital in agriculture absent from most studies. The authors employ a heterogeneous technology framework where implemented technology is chosen jointly with inputs to...

The paper presents empirical analysis of a panel of countries to estimate an agricultural production function using a measure of capital in agriculture absent from most studies. The authors employ a heterogeneous technology framework where implemented technology is chosen jointly with inputs to...

Investments in technology have yielded large gains for agriculture, and the benefits have been passed on to consumers in the form of lower prices. Thus history justifies public spending on agricultural research.A comprehensive examination of data from many countries shows that in 1967-92, 81...