Fratianni, Michele; Marchionne, Francesco - Money and Finance Research group (Mo.Fi.R.) - 2009
integration come from heterogeneity in culture and institutions and from the forces of geography, defined as continents and oceans …. Of the three sets of factors, the forces of geography are the most potent on integration. Continents act as 'natural …, the continent loses some of its integration property, leaving more room for the sub-continental RTA to enhance trade. When …