Nations that want to become members of the WTO must first conclude the negotiations to become members of the GATT. While there is a broad consensus that some trade practices are unfair and require a response, the imposition of extensive tariffs is unlikely to be the approach that will lead to the desired policy changes. [32] The effect of each right will lead to a long-term decline in GDP, a fall in wages and a fall in employment. [33] Tariff reductions and new rules for controlling the proliferation of non-tariff barriers and voluntary export restrictions. . . .