Deck 19 – MBS/CMBS Features

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Question

What property-level factor must CMBS investors analyze that is especially important for commercial collateral?

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Answer

The property's income-generating capacity.

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Question

Why can MBS-like securities show negative convexity at low yield levels?

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Answer

Falling yields trigger prepayments, limiting price appreciation.

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Question

Why is prepayment risk a high-frequency exam concept in securitization?

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Answer

Because changing prepayments alter cash flow timing and tranche risk.

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Question

How does a mortgage pass-through allocate cash flows and prepayment risk among investors?

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Answer

Principal and interest pass through pro rata; all investors share the same prepayment risk.

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