Rose, Andrew (contributor); Spiegel, Mark (contributor) - 2006
countries engage in economic interactions with the rest of the world. But
while environmental interactions are multilateral in … control variables, we merge in data on population and real GDP data (in constant
dollars) taken from the World Bank’s World … Development Indicators. We exploit the CIA’s
World Factbook extensively for data on other regressors.
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From it we find …