随着美国资本账户盈余不断下降，理论上美国经常账户赤字也会不断下降。

As the us capital account surplus is falling, then so, logically, must be its current account deficit.

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理论与实践均表明，适度规模的财政赤字是解决失业问题的一种有效途径。

Both theory and practice show that financial deficits of moderate degree can be a effective way to solve the problem of unemployment.

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这个计划设置了一个乐观的三年计划蓝图，为了将赤字从2009年占gdp的12.7%削减至2012年的3%以下。(而这曾经是欧元区国家理论上的极限。)

The plan sets out an optimistic three-year blueprint for cutting the deficit from 12.7% of GDP in 2009 to below 3% in 2012 (this being the theoretical limit for euro-area countries).

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