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...

The expansion in the supply of energy services over the last couple of centuries has reduced the apparent importance of energy in economic growth despite energy being an essential production input. We demonstrate this by developing a simple extension of the Solow growth model, which we use to...