Before economic boom, there is usually a period of low interest rate, which is a prerequisite for economy to turn for prosperity.

在经济繁荣之前，通常有一个低利率的过程，这也是经济向繁荣周期转化的一个先决条件。

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And a more balanced global economy will lead to prosperity that reaches further and deeper.

一个更加平衡的全球经济将使更大范围内的更多人受益于经济繁荣。

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None of this will make a difference unless we build an economy that offers prosperity in the long run.

WHITEHOUSE: Town Hall in Los Angeles

Once the transition to Afghan forces is completed, once the bulk of the international forces have withdrawn from Afghanistan, we hope that the dividends of that transition economically to Afghanistan will be beneficial to the Afghan people, and will not have adverse effects on Afghan economy and the prosperity that we have gained in the past many years.

WHITEHOUSE: President Obama and President Karzai Hold a Press Conference | The White House

Bottom line: There is no way the U.S. economy can enjoy future prosperity without the big three electrical energy sources of clean coal, natural gas and nuclear.

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