I plotted the historical spread between Effective Fed Funds rate and US 3-Month T-bills back to 1956 using the weekly average. This a companion graph to Anatomy of a Financial Crisis: September 2008
{Click on the image to take a closer look}

Data from Federal Reserve Bank of St. Louis
[tags]United States, Interest Rate, Fed Funds[/tags]
Popularity: 3% [?]
I have plotted the US 3-Month T-bills: Secondary Market rate (green line) vs the Effective Fed Funds rates (orange) for Sept 2008. The major events of the recent financial crisis have been included.
{Click on the image to take a closer look}

Data from Federal Reserve Bank of St. Louis
[tags]United States, Interest Rate[/tags]
Popularity: 4% [?]
I have plotted the 3-Month T-bills: Secondary Market rate (green line) vs the inflation adjusted (i.e. Real) 3-Month T-bills rate (orange) from Jan 1934-Sept 2008. The inflation number I used is CPI-U 3-month % change multiplied by 4.
{Click on the image to take a closer look}

Data from Federal Reserve Bank of St. Louis
[tags]United States, Interest Rate[/tags]
Popularity: 4% [?]