This paper proposes a simple framework for analyzing a continuum of monetary policy rules characterized by differing degrees of credibility, in which commitment and discretion become special cases of what we call quasi commitment. The monetary policy authority is assumed to formulate optimal...

In a stylized DSGE model with an energy sector, the optimal policy response to an adverse energy supply shock implies a rise in core inflation, a larger rise in headline inflation, and a decline in wage inflation. The optimal policy is well-approximated by policies that stabilize the output gap,...

Remarks at the ACI 2010 World Congress, Sydney, Australia.

Remarks at 2010 CFA Institute Fixed Income Management Conference, Newport Beach, California.

Remarks at the National Association for Business Economics Policy Conference, Arlington, Virginia

Remarks at Global Interdependence Center Central Banking Series Event, Federal Reserve Bank of Philadelphia.

Remarks by Brian P. Sack before the Money Marketeers of New York University, New York City.

Remarks at the Annual Meeting with Primary Dealers, New York City.

We formulate an optimizing-agent model in which both labor and product markets exhibit monopolistic competition and staggered nominal contracts. The unconditional expectation of average household utility can be expressed in terms of the unconditional variances of the output gap, price inflation,...

Statements released by the Federal Open Market Committee (FOMC) and congressional testimony by Chairman Greenspan are found to significantly affect market interest rates, indicating that central bank "talk" conveys important information to market participants. These effects arise not only...