(AFP, Washington) Economists and analysts say that many of the additional trade barriers imposed to woo voters in all constituencies in the mid-term election may slow down the ever ongoing US efforts to promote global free trade.

• (法新社华盛顿电) 经济学家与分析师说，为了在期中选举讨好各选区选民而增设的许多贸易障碍，可能使得美国长久以来推动的促进全球自由贸易的步伐趋缓。