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Evolution of technical efficiency in Chinese coal mining firms : the roles of competition and technology
Yang, Chih-Hai, (2024)
An exploratory economic analysis of underground pumped-storage hydro power plants in abandoned coal mines
Madlener, Reinhard, (2013)
"Dark as a dungeon" : technological change and government policy in the deunionization of the American coal industry
Christensen, Kimberly, (2014)
Forecasting industrial energy use
Boyd, Gale A., (1992)
Estimating the changes in the distribution of energy efficiency in the US automobile assembly industry
Boyd, Gale A., (2014)
Estimating plant level energy efficiency with a stochastic frontier
Boyd, Gale A., (2008)