In the aftermath of the 2007-08 global financial crisis, regulators and policy makers recognized the importance of making bond ratings publicly available. Although rating agencies have made some data available, obtaining this information in bulk can be difficult or impossible. At some times, the...

I estimate that the contemporary system of municipal bond ratings costs issuers over $2 billion annually. Fees paid to rating agencies directly account for about $500 million of this total. The greater burden on issuers arises from the relatively harsh ratings that agencies assign municipal...

Credit rating agencies implemented a "dual ratings system" under which US municipal bond issuers are assessed more harshly that other types of issuers. This system created an artificial demand for bond insurance because the so-called monoline bond insurers were rated more leniently than the...

In response to a request from the California Debt and Investment Advisory Commission, we propose a model to estimate default probabilities for bonds issued by cities. The model can be used with financial data available in Comprehensive Annual Financial Reports that cities are required to...