N•格里高利•曼昆和杰弗里•萨切斯等学术界评论家拥护这些举动，二者呼吁20国集团关注预算平衡，采取“有利于增长”的紧缩政策。

Academic commentators such as N. Gregory Mankiw and Jeffrey Sachs are championing these moves, and both have called for the G-20 to focus on balancing budgets and on “pro-growth” austerity.

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通过削减公共开支和增加税收来处理预算赤字的承诺并不能让债券持有者安心，他们知道紧缩政策将会抑制已经疲弱的GDP增长。

Promises to tackle budget deficits through public spending cuts and tax increases have offered little reassurance to bondholders, who know that austerity will hold back already-weak GDP growth.

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下一年的半数预算缩减来自一次性的政策，机构表示今年的赤字不能被一场温和的衰退(原译紧缩)或者对银行的支持所解释。

Half of next year's budget tightening comes from one-off measures, says the agency, and this year's red ink cannot be explained away by a mild recession or support for Banks.

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