The prevailing economicsetting must be kept stable in order to ensure the smooth operation of the free trade system.
保持稳定的经济环境，以确保自由贸易制度的顺利执行。
2
Under this scenario, corporate profits and economic growth limp their way back to recovery through the second half of the year, setting up a stronger 2010.
在这种情况下，公司利润和经济增长将在今年下半年勉强回到复苏的轨道上，2010年则会更为强劲。
3
But central Banks already try to estimate the "output gap", the extent to which economic growth is above or below trend, when setting interest rates-and that's fiendishly difficult.