Latin America: between empires and imperialisms
Quito (Prensa Latina) The first proposals on Latin American dependency emerged during the 1960s, associated with ECLAC´s formulations on external dependence, which implied the fragility of the regional countries in international trade, since they exported raw materials and imported processed goods and technologies. There is even a gap in the terms of trade. There was early talk of “center” and “periphery”.
Source: plenglish.com