Interest rate data (1959:I - 2002:II)

List of variables:

interest	=	1-year Treasury constant maturity rate (measured as percent, average of monthly data), 1959:1 - 2002:2
M2	=	seasonally adjusted quarterly M2 monetary aggregate in billions of current dollars (average of monthly data)
deficit	=	seasonally adjusted quarterly federal deficit (in billions of current dollars)

Source: Federal Reserve Economic Data (FRED II), http://research.stlouisfed.org/fred2/