This paper argues that the pursuit of special and differential treatments (SDT) by developing countries has hampered the liberalization of global service trade, which is one of the causes of the only slowing improving of service efficiency globally. We use value added per worker as a proxy of...

This paper argues that the pursuit of special and differential treatments (SDT) by developing countries has hampered the liberalization of global service trade, which is one of the causes of the only slowing improving of service efficiency globally. We use value added per worker as a proxy of...

We consider progressive geographical expansion of free trade zones within countries as a form of trade liberalization and compare observationally equivalent liberalization involving changes in the coverage of a free trade zone for a fixed tariff rate, and tariff reductions applying to all trade...