摘要
On March 15,the U.S.Federal Reserve announced it would slash its benchmark interest rate by100 basis points to 0-0.25 percent,marking the return of the zero-interest rate era.The Federal Reserve also launched a quantitative easing scheme worth$700billion.On March 23,the Federal Reserve Board announced plans to remove its cap on the purchase of treasuries and mortgage-backed securities to stabilize the market a policy that equals unlimited quantitative easing.