We develop a model of international trade with increasing returns to scale by taking into account the possibility of cooperation among agents in an egalitarian economy. It is shown that each country gains from trade in a trading world in which there are arbitrary numbers of...

The Frankel-Romer-Lucas theory of endogenous growth rests on the assumption of knowledge-based externalities and price-taking representative households. It is argued that, in a context of long-run growth, these assumptions are mutually incompatible (that representative households will co-operate...