另一个是贸易：国内政治环境导致决策者害怕支持存在专注的反对者的立场，因此特朗普和克林顿都反对跨太平洋合作伙伴关系（TPP ） ， 即使批准该协定有利于美国经济和战略立场。
Another is trade: because the domestic political environment makes policymakers wary of supporting positions with dedicated opponents, both Trump and Clinton oppose the Trans-Pacific Partnership, even though its ratification would benefit America’s economy and strategic standing.