We use disaggregate county-level production data to study the effects of economic reform on China's grain production between 1980 and 1990. China's grain production area is divided into five regions based on geographic, agronomic, and meteorological criteria. Regional grain production functions...

The nonparametric approach to production or demand analysis involves testing data for compatibility with restrictions from theory. This avoids reliance on particular functional forms. When the data are not consistent with utility or profit maximization, adjustments in the data using linear...