This paper aims to present an alternative version on countries' hierarchy, based on Posner's technological gap, on Linder's concept of demand structure and on intra-industry trade. These theoretical developments based in the same time on supply and demand can provide a more complete perspective...

[eng] Intra-lndustry Trade i.e. the simultaneous exports and imports of imperfect substitutes manufactured products. The case of European Economic Community's countries - An empitical study concerning 120 groups of products (industry) about. Nomenclature used, ISTC 5-7. Year of reference 1978....