U.S. Treasury bond yields continued to decline, after benchmark 10-year notes broke below the key 1.7 percent mark on Friday.
European equities closed mixed on Monday, after a volatile day of trading.
Oil prices climbed on Monday, adding to Friday's powerful rally, but another strong weekly build in U.S. crude stocks limited gains.
U.S. stock index futures gained on Tuesday, following European and Asian bourses higher as oil prices rebounded.
The Swiss franc hit a two-week low against the euro and the dollar, on talk that the Swiss National Bank was intervening to weaken the currency.
Gold prices slipped as buyers cashed in gains after the metal posted its biggest monthly rise in three years in January.
Asian stocks started the week on the back foot, as data showing China's manufacturing sector remaining in a poor state, along with a less-than-stellar growth data from the U.S., fueled fresh worries over the global economy.
Stocks declined Friday after the government reported economic growth slowed sharply in the fourth quarter.
Yields on longer-dated U.S. Treasurys sank after a key reading on the U.S. economy showed growth slowed more than expected in the fourth-quarter.
European equities closed lower on Friday with investors reacting to earnings and euro zone inflation and unemployment reports.
Gold edged up on concerns over upcoming increase in U.S. interest rates, with bullion still on track for its biggest weekly drop in two months.
U.S. stock index futures pointed to a higher open on Monday, ahead of the last heavy week of earnings season.
Crude oil settled up 8 percent, or $3.71, at $48.24, its best day since June 2012.
The Swiss franc fell past 1.05 francs per euro for the first time since the Swiss National Bank dumped its 1.20 francs cap.
Asian equities outside China traded higher on Friday, following a halt in the sell-off in energy markets and as traders digest the raft of earnings releases in Tokyo and Seoul.
Stocks rose Thursday after a two-day rout, as Ford Motor rose on earnings and fewer filed jobless claims.
U.S. stock index futures signaled a lower open on Friday, ahead of the first estimate of how much the U.S. economy grew in the final quarter.
US government debt prices slipped on Thursday, after the Fed maintained its pledge to stay "patient" on the timing of a rate hike.
European equities closed mixed on Thursday, with a sharp decline in Shell shares hitting the U.K.'s FTSE 100 index.
Gold prices dropped for the fourth session in five on Thursday, losing as much as 1 percent as the dollar firmed.
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The Thai baht has surprised by becoming a top-performing currency over the past year, but that may change, analysts say.
News this week that Singapore is ranked as the world's most expensive city come as little comfort to its working population.
CNBC's Jim Cramer also says the euro will trade at parity with the dollar.