This paper investigates the reaction of credit default swaps spreads to changes in rating class, outlook, and watchlist entries for sovereigns. We find a stronger response to negative outlook and watchlist changes than for actual rating class downgrades, which shows that negative outlook and...

In this paper we apply a novel approach to identifying the qualitative judgement of the rating committee in sovereign credit ratings. We extend the traditional regression with new measures - sentiment and subjectivity scores - obtained by textual sentiment analysis methods. By using an ordered...

We evaluate the viability of credit default swaps (CDS) spreads as substitutes for credit ratings. We focus on CDS spreads based on the obligations of financial institutions, particularly fifteen large financial institutions that were prominently involved in the recent financial crisis. Our...

How does market information affect credit ratings? How do credit ratings affect market information? We analyze a model in which a credit rating agency's (CRA's) rating is followed by a market for credit risk that provides a public signal - the price. A more accurate rating decreases market...

Credit-rating agencies have an incentive to maintain a public reputation for credibility among investors but also have an incentive to develop a second, private reputation for leniency among issuers. We show that in markets with few issuers, such as markets for structured assets, these...

This paper provides evidence of ratings shopping in the corporate bond market. By estimating systematic differences in agencies' biases about any given firm's bonds, I show that new bonds are more likely to be rated by agencies that are positively biased towards the firm---a pattern that is...