Finance & Economics of Xinjiang
An Analysis of China’s Import Trade Efficiency and Potential of Natural Gas under the Background of "the Belt and Road"–Based on Time Stochastic Frontier Gravity Model
Ma Yuan, Zhang Rui
Finance & Economics of Xinjiang . 2021, (1): 70 -80 .  DOI: 10.16716/j.cnki.65-1030/f.2021.01.007