ECB head Mario Draghi also denied Trump administration charges the euro is being manipulated, creating a massive trade deficit with Germany.
China's currency has hit record lows against the dollar, in another sign that the world's largest economy could be entering a broader crisis.
The United States issued a fresh warning to Japan against competitive currency devaluation Saturday, exposing a rift on exchange rate policy.
Central bank efforts to keep Japan’s currency down aren’t working. Early Friday, the yen reached a 17-month high against the U.S. dollar.
China has spent big on propping up its currency, amid an economic slowdown, and analysts expect a record drop in its foreign exchange reserves.
Talk of a bomb test in North Korea further soured sentiment among investors early Wednesday.
“The revenues from oil exports need to increase, and I don’t see any other solution but through devaluing the ruble,” a Credit Suisse analyst said.
Member states of the Group of 20 agreed to refrain from competitively devaluing their currencies.
The price of gold has been under heavy pressure this year due to expectations the U.S. Federal Reserve could raise its interest rates for the first time in almost a decade.
Regional markets have been depressed because of the ongoing volatility in Chinese markets as well as last week's devaluation of the yuan.
Financial analysts differ on whether a lower-valued yuan will cool imports at a time when the government is seeking to promote them.
While American lawmakers cry foul over supposed currency manipulation, China is actually moving to align more with global free-market standards.
China's central bank sought to reassure financial markets on Wednesday that it was not embarking on a steady depreciation.
The eurozone will commence a bond-buying program in March, but its specs are from the U.S. model.
On Monday, data showed that the world's third-largest economy unexpectedly slipped into recession in the third quarter.
The IMF warned that richer nations in particular faced the risk of economic stagnation unless they took steps to foster sustainable growth.
Fink did not mince words about Fed policy and the stock market with a New York audience.
The price of gold has fallen by nearly one-third since October 2012 - but where is the world's most precious metal headed from here?
PIMCO's Bill Gross, head of the world's largest bond fund, critiqued Ben Bernanke's bond policy, saying the Fed is as much at fault as Congress.
The Bank of Israel is taking a pointer from Abenomics in another harbinger of what could be a spreading global currency war.
Prime Minister Shinzo Abe's policies appear to be helping exporters, according to the latest BoJ report.
Australia will hold 5 percent of its foreign reserves in yuan, becoming the third country to establish direct currency trade with China.