00959cam0 2200289 450 00000218920081223141304.00-262-58098-520001122d1992----km-y0itay50------baengUSGBa-------001yyTrade policy and market structureElhanan Helpman and Paul R. KrugmanCambridge (Mass.)LondonThe MIT press1992XII, 191 p.graf.23 cmTrade policy and market structure52803Commercio internazionalePolitica commerciale38220Commercio internazionale (commercio estero)Helpman,Elhanan128673Krugman,Paul R.118463ITUNIPARTHENOPERICAUNIMARC000002189382-T/132124NAVA120001211421/397685NAVA2Trade policy and market structure52803UNIPARTHENOPE