Europe closed higher on Thursday, as a key meeting of euro zone finance ministers took place.
Chinese stocks crumbled under the weight of IPOs on Thursday, while a dovish Federal Reserve did little to help sentiment.
The dollar declined, with weaker-than-forecast US consumer inflation data making traders even more uncertain about when the Fed will hike rates.
Oil prices rose for a third straight day on Thursday, helped by a weaker dollar and data showing draws at a crucial crude delivery point.
U.S. Treasury yields pared earlier on Thursday after the release of U.S. data.
Gold rose above $1,200 an ounce on Thursday, its biggest increase in almost a month, as the U.S. dollar slid.
U.S. stocks closed modestly higher as investors sought insight on the timing of a rate hike from the Federal Reserve statement and Yellen's remarks.
European equities traded lower on Wednesday as investors await the conclusion of meetings at both the U.S. Federal Reserve and ECB.
U.S. stock markets were expected to open a touch firmer on Friday, extending the previous day's gains, with all eyes on Greece.
Asian stocks ended mostly higher on Wednesday ahead of central bank meetings in the U.S. and Europe.
Gold turned higher on Wednesday, after the Fed said the U.S. economy is likely strong enough to support a rate increase by the end of 2015.
The 10-year note yield pared some gains on Wednesday after the Fed released the statement from its latest policy meeting.
U.S. stock futures indicated a higher open on Thursday, with the focus on Greece and economic data.
The day's crude rally faded earlier after government data showed gasoline inventories rose, bucking expectations of a decline.
The euro was held hostage by the crisis in Greece while the dollar held firm after solid U.S. housing data bolstered the case for the Fed rate hike.
U.S. stocks closed higher as the Fed began its two-day meeting and investors attempted to shake off worries about the Greece debt talks.
European equities closed higher on Tuesday after paring losses in earlier trade, with investors keeping watch for developments in Greece reform talks.
The euro rose on Wednesday shortly after the U.S. Federal Reserve left its benchmark interest rates unchanged.
U.S. Treasurys were on a firm footing Tuesday as worries about Greece bolstered the market's safe-haven appeal before a U.S. Federal Reserve meeting.
U.S. crude oil prices edged up Tuesday on warnings a tropical storm was about to hit the coast of the oil-producing state of Texas.
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