133
CHAPTER
6
CREDIT ANALYSIS MODELS
SOLUTIONS
1 . B is correct. Limitation B is incorrect. Credit ratings tend to be stable, not variable, across
e issuer-pays model for compensating credit rating agencies has a potential con ict
a European call option on the company’s assets with a strike price equivalent to the face
value of the company’s debt.
traded. e structural model assumes that the company’s assets trade.
(or calibration).
business cycle. e reduced form model requires a speci cation of the company’s balance
sheet. Both reduced form and structural models can be used to estimate the expected
present value of expected loss.
17.9983 ≈ 18.00]
134 Part II: Solutions
or 0.0408, or approximately 0.04. [4.3450 – 4.3042 = 0.0408 ≈ 0.04]
bonds is di erent due to their future cash ow structures. Both structural and reduced
form models can be used to analyze ABS and corporate bonds.