信用风险模型（pdf 37）

Table of Contents
Overview .................1
Measuring Default Probability: The Problem.................2
Measuring Default Probability: A Practical Approach..7
Estimate Asset Value and Volatility.........8
Calculate the Distance-to-default ...........11
Calculate the Default Probability ...........12
Putting it all Together ........13
A Closer Look at Calculating EDF Credit Measures.....14
Calculating Long-Term EDF Credit Measures...............18
Some FrequentlyAsked Questions About KMV’s EDF Credit Measures...........19
Testing the DefaultMeasure’s Performance ..................29
Summary and Discussion .......33
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