Variations in sovereign credit quality assessments across rating agencies

P Hill, R Brooks, R Faff - Journal of Banking & Finance, 2010 - Elsevier
We investigate agency variation in credit quality assessment (Standard and Poor's vs.
Moody's vs. Fitch) employing sovereign ratings data for 129 countries, spanning the period …

Rating agencies' signals during the European sovereign debt crisis: Market impact and spillovers

R Alsakka, O Ap Gwilym - Journal of Economic Behavior & Organization, 2013 - Elsevier
The ongoing financial crisis has drawn considerable attention to the role of credit rating
agencies in the financial system. We examine how the foreign exchange market reacts to …

[HTML][HTML] Sovereign credit risk and economic risk in Turkey: empirical evidence from a wavelet coherence approach

D Kirikkaleli, KK Gokmenoglu - Borsa Istanbul Review, 2020 - Elsevier
This study aims to shed light on the co-movement of sovereign credit risk and economic risk
in Turkey using the Toda–Yamamoto causality, Gradual Shift causality, and Wavelet …

[HTML][HTML] The spillover and contagion effects of sovereign risk on stock markets

PX Gnagne, BD Simo-Kengne, MM Manguzvane - Economic Modelling, 2024 - Elsevier
This study examines the spillover effects of sovereign risk on international stock markets
using a dynamic spatial Durbin model (SDM) on a panel of forty countries from 2009Q1 to …

Foreign exchange market reactions to sovereign credit news

R Alsakka, O ap Gwilym - Journal of International Money and Finance, 2012 - Elsevier
We analyse the reaction of the foreign exchange spot market to sovereign credit signals by
Fitch, Moody's and S&P during 1994–2010. We find that positive and negative credit news …

Deep reinforcement learning in agent based financial market simulation

I Maeda, D DeGraw, M Kitano, H Matsushima… - Journal of Risk and …, 2020 - mdpi.com
Prediction of financial market data with deep learning models has achieved some level of
recent success. However, historical financial data suffer from an unknowable state space …

On the effect of credit rating announcements on sovereign bonds: International evidence

D Kenourgios, Z Umar, P Lemonidi - International Economics, 2020 - Elsevier
This paper examines the effect of credit rating announcements on ten-year sovereign bond
yields for a selected sample of “traditional” and “new” global emerging countries as well as …

The adverse effects of systematic leakage ahead of official sovereign debt rating announcements

A Michaelides, A Milidonis, GP Nishiotis… - Journal of Financial …, 2015 - Elsevier
Rating agencies consult with local government officials several days prior to official
announcements of sovereign debt rating changes, making information leakage likely. Using …

Credit rating migration risk and business cycles

F Fei, AM Fuertes, E Kalotychou - Journal of Business Finance …, 2012 - Wiley Online Library
Basel III seeks to improve the financial sector's resilience to stress scenarios which calls for
a reassessment of banks' credit risk models and, particularly, of their dependence on …

Pro-cyclical effect of sovereign rating changes on stock returns: a fact or factoid?

Y Riaz, CT Shehzad, Z Umar - Applied Economics, 2019 - Taylor & Francis
This article examines the effect of changes in sovereign credit ratings and their outlook on
the stock market returns of European countries at different phases of business cycle. Using …