main drivers of exponential growth in economic possibilities; second, a gradual general rebalancing of life choices away …

Externalities play a central role in most theories of economic growth. We argue that international externalities, in … particular, are essential for explaining a number of empirical regularities about growth and development. Foremost among these is … that many countries appear to share a common long run growth rate despite persistently different rates of investment in …

world-wide SO2 emissions and estimate the impact of trade on emissions. Contrarily to concerns raised by environmentalists … reduction in emissions. A second exercise comparing the actual trade situation with an autarky benchmark estimates that trade …