Productivity growth has flat-lined in most economies despite rapid advances in technology. Economists suggest competing explanations for this paradox. Some argue the current stagnation will persist given deep structural challenges, arguing that recent technological advances are no match for...

This paper investigates the short-run effects of economic growth on carbon dioxide emissions from the combustion of fossil fuels and the manufacture of cement for 189 countries over the period 1961-2010. Contrary to what has previously been reported, we conclude that there is no strong evidence...

Standard environmental economics prescribes policies which are optimal and implemented immediately. The paper argues that, in reality, environmental policy often deviates from the optimum and implementation is not deterministic but subject to major uncertainty and frequent change. We present a...

We review the growth experience of middle-income countries. Economic factors associated with growth appear to differ between middle income and other countries. The efficiency of the financial system is importantly related to the growth rate in low- and middle-income countries, but appears to...