The old view of it was rather mechanical: pull the interest-rate lever up and, via Banks and bond markets, lending and spending would fall; pull it down and they would rise.

老观点相当机械的认为：提高利率水平，借贷和支出将通过银行和债券市场得到削减，反之亦然。

youdao

They estimate growth in GDP will rise by 0.2 percentage points in 2011 because of the Fed's bond buying and the unemployment rate will fall by less than 0.1 percentage point.

他们估计美联储的债权购买计划将使得GDP在2011年上升0.2个百分点，而失业率将下降不到0.1个百分点。

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The unemployment rate climbed from 5 percent in April '08 to a 25-year high in February ’09, and continued to rise for several months, topping double digits that fall with a rate of 10.2 percent.

08年4月失业率为5%，当时这一数据已为25年来新高，但自09年1月起，失业率继续不断上升，最后停留在10.2%，为原有数据的两倍。

youdao

The person's breathing rate is measured by detecting the rise and fall of his chest.

ECONOMIST: Facial monitoring

U.S. corporate profits (which are expressed in nominal terms) have tended to rise and fall at about twice the rate of world nominal dollar GDP, suggesting double-digit profit growth again in 2006.

FORBES: Heard the Good News?