Open AccessEvaluation of Grain Production Efficiency in the Main Grain Producing Areas in China Based on a Three Stage DEA Model
Author(s) -
Shuang-Yu Hu,
Shi-Yong Piao,
Yang Sun,
Zhi-Run Li,
SungChan Kim,
Jong-In Lee
Publication year - 2021
Publication title -
han'gug sanhag gi'sul haghoe nonmunji/han-guk sanhak gisul hakoe nonmunji
Language(s) - English
Resource type - Journals
eISSN - 2288-4688
pISSN - 1975-4701
DOI - 10.5762/kais.2021.22.9.44
Subject(s) - stage (stratigraphy) , china , production (economics) , materials science , mathematics , environmental science , agricultural engineering , economics , geography , geology , engineering , microeconomics , paleontology , archaeology