TY - JOUR AU - Feldstein,Martin TI - Monetary Policy in an Uncertain Environment JF - National Bureau of Economic Research Working Paper Series VL - No. 9969 PY - 2003 Y2 - September 2003 UR - http://www.nber.org/papers/w9969 L1 - http://www.nber.org/papers/w9969.pdf N1 - Author contact info: Martin S. Feldstein President Emeritus NBER 1050 Massachusetts Avenue Cambridge, MA 02138-5398 Tel: 617/868-3905 Fax: 617/868-7194 E-Mail: msfeldst@nber.org AB - This paper discusses the nature of the uncertainty faced by central banks and considers three approaches to dealing with uncertainty(1) formal optimization models and robust rules based on such models; (2) informal rules like the Taylor rule and inflation targeting; and (3) a case by case approach based on an informal Bayesian logic. The latter case requires considering the asymmetric nature of the risks that the central bank often faces. ER -