The fiscal theory states that inflation adjusts so that the real value of government debt equals the present value of real primary surpluses. Monetary policy remains important. The central bank can set an interest rate target, which determines the path of expected inflation, while news about the...

I construct a simple model with sticky prices and interest rate targets, closed by fiscal theory of the price level with long-term debt and fiscal and monetary policy rules. Fiscal surpluses rise following periods of deficit, to repay accumulated debt, but surpluses do not respond to arbitrary...

The fiscal theory of the price level can describe monetary policy. Governments can set interest rate targets and thereby affect inflation, with no change in fiscal surpluses. The same basic mechanism describes interest rate targets, forward guidance, open market operations, and quantitative...