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Journal of Financial Stability Vol. 1 No. 3 2005

Comment on “Do credit rating agencies add to the dynamics of emerging market crises?” by Roman Kräussl

S. Nuri Erbaş

International Monetary Fund

Abstract

Possible explanations are provided for two basic results in Kräussl's paper. First, rating effect may be stronger in emerging markets because they are less transparent. Transparency is interpreted in the context of Knightian uncertainty and institutional quality. Emerging markets have lower institutional quality ratings and present greater uncertainty than mature markets, therefore, they are more susceptible to rating agencies’ evaluations. Some empirical evidence on the correlations between institutional quality rankings and portfolio investment is presented. Second, sovereign credit downgrades generate a stronger market reaction than upgrades because decision makers value losses more than gains, as posited by cumulative prospect theory.

DOI
10.1016/j.jfs.2005.02.008
Volume
1
Issue
3
Pages
438-446
Language
en
Sources
bibtex:phds-export.bib crossref openalex

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