Valuation and Analysis of Bonds with Embedded Options

Free CFA Level II lesson in Fixed Income. 13 min read, ~1,908 words.

Callable = Option-free minus Call option. Putable = Option-free plus Put option (subtract what the issuer holds, add what you hold). OAS strips out optionality; Z-spread does not. For callable bonds Z OAS; for putable bonds Z < OAS. Higher volatility decreases OAS for callable bonds and increases OAS for...

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