Mortgage-backed securities.

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479 views

Key Rate Duration for MBSs greater than Key Rate Tenor

Key Rate Durations (KRD) are essentially some fixed income instrument's price sensitivity to a non-parallel shift in interest rates (i.e., a shift at the "Key" Rate). For example, a 10-year bond's ...
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2answers
77 views

reference for elementary mortgage math

I have a student doing a project on default rate & prepayment rate for mortgages. She would like to include a section on how the quantities affect pricing, & so would like to reference a ...
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0answers
16 views

How to calculate the initial payment of a graduated payment mortgage (GPM). Real estate Mortgage analysis

My professor used this: 12%, monthly-pmt, 30-yr GPM with 4 annual step- ups of 7.5% each, then constant after year 4: ...
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0answers
28 views

Is there a standard mortgage model available?

Is there a standard model (or way of modelling) different types of mortgages and different interest rates to find the optimal mortgage structure for home loans? e.g. a loan of $800k structure across ...
3
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2answers
94 views

Why are some MBS's with coupons below the FRM rate priced at a premium?

I'm looking at 30Y 4.0% Freddie Mac MBS prices as of yesterday, approximately 104:10. Meanwhile, 30Y FRM Freddie Mac quotes are 4.39%. Why are the MBS priced at such a premium, even though the coupon ...
3
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1answer
488 views

mortgage prepayment model

I am trying to develop my own MBS prepayment model. I am confused by the terms SMM and CPR. Are they estimates/models in themselves or are they ACTUAL data for the MBS pool. where can I find actual ...
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0answers
82 views

residential mortgage prepayment modelling

I'm trying to develop a model for predicting prepayments, after reading several arcticles about it over the net. the model should use market data and be behavioral model (i.e. regression/survival ...
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0answers
47 views

Returning historical yield rates for Mortgage Backed Securities in a Bloomberg Terminal?

Forgive me if this isn't the right place, and direct me to the correct place to post. I've been trying to figure out how to get the yield rates for Mortgage Backed Securities (MBS's) in the United ...
2
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1answer
366 views

What is the hedging underlying of MBS

I am working on hedging agency MBSs using treasury bonds. So my question raise as which treasury bond should more likely be a hedging underlying of a MBS. What is the matching criteria usually for MBS ...
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3answers
499 views

How are prices calculated for commercial/residential mortgage-backed securities?

What is the theoretical/mathematical basis for the valuation of [C]MBS and other structured finance products? Is the methodology mostly consistent across different products?
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1answer
566 views

Can duration gap analysis be applied to mortgages?

Can a mortgage loan be treated like a bond and its duration calculated using the bond duration formula? More precisely, can I calculate the loan portfolio duration for duration gap analysis, with ...
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1answer
553 views

Interest Rate Swaps on Mortgages [closed]

Is it possible to get interest rate swaps on mortgages? If not, why not? Are there models that describe this? Any direction would be great.
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0answers
68 views

Valuation of Mortgage Backed floating notes

Does anybody have experience in valuation of mortgage backed floating notes? I have task to value the 4 different MBS floating notes. I know that it should be done through montecarlo, refinancing ...
6
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1answer
1k views

What is the best way to forecast prepayment rate in an emerging market mortgage loan portfolio?

I constructed a model to forecast the prepayment rates for a mortgage loan portfolio (of mortgages in an emerging market) using probit regression on factors such as loan-to-value, PTI, time from ...
8
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1answer
414 views

Are there any standard MBS coupon stack models?

I need to model MBS coupon stack prices. It would not be difficult to create something from scratch, but I don't want to re-invent the wheel (and explain why I did) if a somewhat standard model ...