TY - T1 - Challenge of the World Trading System : Regional Preferential Trade Agreements SN - / UR - http://hdl.handle.net/10138/11011 T3 - A1 - Zhang, Liangying A2 - PB - Y1 - 1999 LA - eng AB - The recently continuing proliferation of regional Preferential Trade Agreements (PTAs) and the glowing trend of emerging tri-bloc (Europe, America, Asia) raise the concern that the regional trade arrangements may challenge the world trading system embodied in the General Agreement on Tariff and Trade (GATT) and World Trade Organisation (WTO). In response to this background, this thesis reviews both the old and new key theoretical contributions on PTAs. The emphasis is put on the new one, which a... VO - IS - SP - OP - KW - World Trade Organization - WTO; General Agreement on Tariff and Trade - GATT; regional preferential trade agreements; international trade; regional integration; kauppasopimukset; kansainvälinen kauppa; suosituimmuusperiaate; kauppasopimukset; tulliliitot; alueellinen integraatio N1 - PP - ER -