Meta-analyses of interfuel and capital-energy elasticities of substitution show that elasticity estimates are dependent on the type of data – time series, panel, or crosssection – and the estimators used. Econometric theory suggests that the between estimator might generate the best...

China experienced a dramatic decline in energy intensity from the onset of economic reform in the late 1970s until 2000, but since then the rate of decline slowed and energy intensity actually increased in 2003. Most previous studies found that most of the decline was due to technological...