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Listening without understanding: Central Bank transparency, financial markets and the crowding out of private information
authors Kool, C.J.M.; Rosenkranz, S.; Middeldorp, M.
source Tjalling C. Koopmans Institute Discussion Paper Series, Volume: 07, Issue: 19 (2007), pp. 1-29
full text [Full text]
publisher Tjalling C. Koopmans Research Institute
URL publisher [Website publisher]
document type Report
disciplines Economie
abstract The trend of monetary policy transparency has recently extended itself to the practice of providing guidance on the likely direction of policy rates. There is a risk that communicating the central bank’s own outlook for interest rates actually undermines the financial markets’ ability to predict monetary policy. This paper analyzes this risk using the Diamond (1985) model of a financial market, which includes both costly private information acquisition and a costless public signal. We demonstrate that a sufficiently precise signal from the central bank can result in a deterioration of the financial market’s ability to predict monetary policy through the crowding out of private information acquisition. Central banks could alleviate this risk with a policy of limiting the guidance offered to the financial market in order to leave sufficient scope for private information acquisition.
keywords Interest Rates, Monetary Policy, Information and Financial Market Efficiency, Communication, Transparency, Information Acquisition