What has the Fed been doing in the past three years (since 2008) to deal with the financial crisis and its effects on the economy?

What has the Fed been doing in the past three years (since 2008) to deal with the financial crisis and its effects on the economy? Explain how the more recent policy is different from what it had been for the prior 20 years (1988-2007).

The current macro economic situation in US can be described as broadened recession, withinflation and security bubbles being the next concern. Looking at GDP growth rate for lasttwo quarters, one...