This paper analyzes the determinants of energy intensity and tests for convergence across 14 Swedish industrial sectors. The analysis builds on a non-parametric regression analysis of an intensity index constructed at the industry sector level as well as indexes constructed from a decomposition...

This comment discusses in more detail one of the primary messages in the paper by David Humphreys and Keith Welham, namely the fundamental shift in the steam coal industry away from security of supply concerns and national focuses towards an international and cost-driven perspective. On the...