Evolution of technical efficiency in Chinese coal mining firms: the roles of competition and technology

Keyphrases

• Technical Efficiency 100%
• Coal Mining 100%
• Mining Companies 100%
• Chinese Coal 100%
• Pollution Abatement Expenditures 50%
• Further Analysis 16%
• China 16%
• Pollution 16%
• Stochastic Frontier Model 16%
• Panel Dataset 16%
• Robustness Check 16%
• State-owned Enterprises 16%
• Small Fluctuation 16%
• Firm-level 16%
• Production Efficiency 16%
• Technological Process 16%
• Foreign Firms 16%
• Government Subsidy 16%
• Market Competition 16%
• Expenditure Efficiency 16%
• Technical Inefficiency 16%
• Capital Export 16%
• Capital Development 16%
• Period Estimation 16%
• Coal Industry 16%

Economics, Econometrics and Finance

• Technical Efficiency 100%
• Stochastic Frontier Modeling 16%
• Research and Development 16%
• State-Owned Enterprise 16%
• Capital Imports 16%
• Mining Industry 16%