And the gloomy analysis measures only the effect of pricier staple foods, whereas the other examines freer trade in all farm goods.
悲观的分析只考虑价格更高的主食与经济的联系，而另外一项研究则考虑所有对农产品进行更加自由的贸易如何作用于经济。
If the export lobby gets its way, freer trade will follow, further strengthening the mercantilists at the expense of the protectionists.
如果支持出口的游说者得势，自由贸易将随之而来，进而以保护主义者为代价而增强重商主义的势力。
Technological advance, freer trade, and wider markets-along with the policies that promote them-always benefit some people and harm others.
技术进步、自由贸易和更广大的市场等因素以及配套的推动措施总会使一些人受益、一些人受损的。
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