Differences in environmental regulation between rich and poor countries have caused a geographical relocation of polluting industry from the former to the latter. In several cases the reduction in domestic emissions is at least partly compensated by an increase in trans-boundary pollution which...

In this paper, we constructs a model with two-region, two sector and two types of workers. One type of workers has a comparative advantage in agricultural production and mobile between two regions, while the other type of workers has a comparative advantage in producing manufactured goods and...