The euro fell after the European Central Bank said it will be forced to ease further if the currency keeps going up.
Asian equities were mostly lower on Monday following declines on Wall Street and as tensions between Ukraine and Russia weighed on sentiment.
U.S. stocks declined sharply for a second session Friday.
Stock index futures pointed to a lower open, as the global tech selloff continued and geopolitical concerns about Ukraine and Russia weighed.
The week's earlier gains were tied to safe-haven bids and bets the Fed would stick to a near zero rate policy at least into the second half of 2015.
European shares closed lower on Friday - their first weekly loss in a month -- as tech stocks slumped.
Gold rose after the minutes of the Fed's latest policy meeting, as fresh outflows from bullion-backed funds pulled prices off near two-week highs.
Gold logged a weekly gain on sagging risk appetite and increasing hopes the Fed will hold off on raising interest rates as soon as early next year.
U.S. oil rose on Friday, as strong U.S. growth overtook recent signs of sputtering economic growth in China.
The dollar lost 2.5 percent against the yen since last Friday, on guidance that the Federal Reserve will not soon raise base interest rates.
Asian stocks took a hit on Friday after losses on Wall Street overshadowed benign Chinese data.
U.S. stocks fell Thursday, with Wall Street pausing after a two-session win streak.
U.S. stock index futures were mostly lower Friday, following the release of JPMorgan Chase earnings.
Bonds traded higher on Thursday after the U.S. government's auction of 30-year Treasury bonds, the last of three debt auctions this week.
European shares closed lower on Thursday, having fluctuated for much of the day.
Crude prices slipped on both sides of the Atlantic, hit by weak Chinese data as well as the prospect of a rebound in Libya's oil exports.
The dollar hit a three-week low on Thursday after minutes from the Federal Reserve's March meeting disappointed dollar bulls.
Asian stocks ended higher on Thursday, with mainland shares outperforming, as investors shrugged off disappointing Chinese trade figures.
U.S. stock index futures signaled a lower open on Thursday, with shares in Asia and Europe boosted after dovish minutes from the latest Fed meeting.
U.S. stocks rose on Wednesday after Alcoa's quarterly profit topped expectations.
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