Production often causes pollution as a by-product. Once pollution problems become too severe, regulation is introduced by political authorities which forces the economy to make a transition to cleaner production processes. We model this transition as a change in "general purpose technology"...

This paper offers a concise survey on the literature of growth empirics applying to DCs. It is argued that there is a number of important stylised facts of economic growth relevant to DCs which are not included in the corresponding lists of Kaldor and Romer. In contrary to the usual procedure,...