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Threshold for refinancing

Definition:

The point when the weighted-average coupon of an MBS is at a level to induce homeowners to prepay the mortgage in order to refinance to a lower-rate mortgage, generally reached when the weighted-average coupon of the MBS is 2 percentage points or more above currently available mortgage rates.

Investing Essentials


Copyright © 2011 Campbell R. Harvey, Professor of Finance, Fuqua School of Business at Duke University

Term of the Day

Noisy Chaos

A chaotic dynamical system with either observational or system noise added. See: Chaos, Dynamical Systems, Observational Noise, System Noise.

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