Proponents of this approach to preferential treatment argued that its cost would be marginal, given the expected annual gain (estimated at $2.9 billion) for LDCs in relevant markets.
支持这种提供优惠待遇方法的人指出，考虑到每年最不发达国家在相关市场的预期收益(估计为29亿美元)，这么做的成本微乎其微。