01137nam a2200277 i 4500991002954129707536071017s19850000xxk eng b1360756x-39ule_instSet. Economiaita382Helpman, Elhanan128673Market structure and foreign trade :increasing returns, imperfect competition, and the international economy /By Elhanan Helpman and Paul R. KrugmanBrigston, Sissex, Eng. :The Massachussets Institute of Technology,1985xii, 271 p. ;24 cmBibliografia a fine capitoloIndustrializzazioneEconomia industriale e dei settoriCommercio internazionaleEconomia internazionaleKrugman, Paul R..b1360756x11-10-2117-10-07991002954129707536LE025 ECO 382 HEL01.0112025000119567le025-E0.00-l- 016910.i1458362817-10-07Market structure and foreign trade1215772UNISALENTOle02517-10-07ma -engxxk00