Upbeat earnings from the U. S. added to general investor enthusiasm stemming from hopes of more quantitative easing from the Federal Reserve.

美国企业公布财报超过预期，投资者抱有乐观情绪，预计美联储即将出台量化宽松政策。

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Last week saw U.S.financial markets rally amid upbeat news is probably not going to stop imminently.

VOA: standard.2009.03.15

Wall Street cheered Friday following an upbeat fourth quarter report from the Commerce Department showing the U.S.economy grew at the fastest pace in more than six years.

VOA: standard.2010.01.29

Defense Secretary Robert Gates painted a mostly upbeat picture of the situation in Iraq, indicating that it was possible that more U.S.troops could come home sooner than anticipated.

VOA: standard.2009.07.29

The U.S. dollar index did rally on the upbeat U.S. economic data Tuesday but did hit a fresh three-week low overnight.

FORBES: P.M. Kitco Metals Roundup: Gold Ends Weaker on More Profit Taking, Chart Consolidation, Firmer U.S. Dollar

Some more fresh, upbeat U.S. economic data coming out of the U.S. Thursday did somewhat limit buying interest in gold.

FORBES: P.M. Kitco Metals Roundup: Gold Ends Firmer, at 3-Week High, on Safe-Haven and Technical Buying

Some fresh, upbeat U.S. economic data released Wednesday also served to give traders and investors some increased risk appetite, at the expense of gold.

FORBES: P.M. Kitco Metals Roundup: Gold Gives Back Most of Tuesday's Gains as Investor Risk Appetite Upticks Wednesday