16. See Darrell Duffie and David Lando, “Term Structures of Credit-Spreads with Incomplete Accounting Information,” Econometrica 69 (2001), pp. 633–664; Giesecke, “Default and Information”; and Umut Cetin, Robert A. Jarrow, Philip Protter, and Yildiray Yildirim, “Modeling Credit-Risk with Partial Information,” working paper, Cornell University, 2002. A nontechnical discussion of incomplete-information models is provided in Lisa R. Goldberg, “Investing in Credit: How Good Is Your Information?” Risk 17 (2004), pp. S15–S18.

17. Kay Giesecke and Lisa Goldberg, “Forecasting Default in the Face of Uncertainty,” Journal of Derivatives 12 (2004), pp. 14–25.