Using a limiting approach to portfolio credit risk, we obtain analyticexpressions for the tail behavior of the distribution of credit losses. We showthat in many cases of practical interest the distribution of these losses haspolynomial ('fat') rather than exponential ('thin') tails. Our...

The aim of this paper is to extract credit-risk sensitive information from the quotes of equity options and CDSs. In particular, we wish to estimate the firm's leverage, as it is perceived by traders. This goal is achieved within a model à la Leland (1994), where stockholders have a perpetual...