, in addition to the primary inputs, in improving the profit efficiency of the farm household has been empirically tested … parameters of profit function and the inefficiency components suggest that 93% differences in the efficiency scores are due to … profit inefficiency, and profit inefficiency reduces significantly with higher education. The mean efficiency is 79% and more …

temporal dimensions of technical efficiency and land-use efficiency within Chinese crop production. During this period, China … results of this analysis, land-use efficiency increased slightly from 0.47 to 0.56 in most regions of China during that period …, but with substantial regional variations, e.g. lower technical efficiency gains in northeast and northwest China and …