Questions tagged [credit]

Fixed-income instruments whose price depends in large part upon judgments of the creditworthiness of a corporation or government.

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27 views

Vasicek credit loss for real portfolio

Consider the Vasicek limiting distribution for losses of a loans portfolio. Now, consider a real portfolio, made of 10 loans each with a different rating class; eg: LN#1 - rating A+ LN#2 - rating BB ...
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19 views

Forecasting credit returns

I am doing some "rough"/"back-of-the-envelope" estimation for 10-year credit returns based on some IG and HY credit indices (not specific bonds). My basic assumption is that the ...
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1k views

Is it more common to hedge a mortgage bond portfolio with other bonds as opposed to Interest Rate Swaps? [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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994 views

Validating a Credit Scoring Model without Data

Fellow Quants, Suppose you have a credit scoring model that is developed without the aid of statistics, because (unfortunately) there is no historical default/loss data in your portfolio. The ...
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1answer
61 views

Can I calculate the CVA or DVA over a sovereign portfolio?

Hi I haven't understood if I can apply the CVA just for derivatives or I can estimate the PD from CDS spreads and apply these in a bonds portfolio for the CVA calculus. The CVA literature refers to "...
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12 views

Implied number of defaults in an Index CDS

Is there a standard way to imply the number of index defaults from index CDS pricing? For example, for the iTraxx XOVER index is it possible to infer the expected number of defaults in the index for 1 ...
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568 views

“Where is my money”: CDS Sensitivities, Spreads and PnL Calculations

Trading CDS I experienced something unexpected: A half year ago I sold protection on a single name at a spread of 190bp The coupon was 5% and the contract had a maturity of five years. Using ...
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52 views

quantlib isda cds time-series

I am trying to use quantlib from python to work with time series of cds quote, e.g I would like to evaluate the PV or PUF or other metrics on many different days. Each day has an associated yield ...
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2answers
602 views

Importance of z-spread in CDS-Bond Basis trading

Consider the following: A bond with a 9% coupon and a price of $98. Let's say the zero swap curve is flat at around 7% (e.g. the zero swap curve is high because we're at the end of a business cycle). ...
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2answers
835 views

Why would Basel III prevent price discovery at credit markets?

I'm referring to this interview with Michael Burry. He says: Central banks and Basel III have more or less removed price discovery from the credit markets. Why would Basel III cause this effect?
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190 views

Systematic credit “liquidity provider” strategy

I was reading a piece published by Bloomberg today, where it says the following: “A systematic process lends itself to providing liquidity rather than taking it because our models have views on ...
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2answers
179 views

Correct Discount Curve for Exchange Traded (Centrally Cleared) Products

What's the correct discount curve to use for exchange traded products? Would these be discounted at the OIS rate (because of the central clearing house)? E.g. the E-Mini S&P500 Future @ CME: I'm ...
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Borrowing at a gain (negative rates on bank mortgages, Bloomberg news) [closed]

I have been very curious when I first read the Bloomberg news attached here that the Bundesbank considers such mortgages with negative rates conceivable and would not intervene against them What ...
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2answers
171 views

CDS Indices Query

I'm just getting into Credit derivatives at the moment but I'm having a bit of trouble with the technicalities of CDS Indices(CDX etc.) My question is. Given that CDS indices have fixed lifetime, is ...
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40 views

Price moneyness vs spread moneyness for credit index options (CDX HY)

Is spread moneyness equivalent to price moneyness for volatility surfaces of CDX HY? In other words, is the ISDA converter a linear transformation? I have market data that I need to convert to input ...
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1answer
118 views

What are the best relative value frameworks for Corporate Credit?

Fixed Income (Credit) fair value models in the literature tend to be variations on cross-sectional regressions. For a recent example in a factor-model setting, see here. My understanding is that this ...
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53 views

CDS pricing using intensity models incorporating liquidity

I want to price a CDS using an intensity based model, but I want to account for liquidity as well. General model: The default time $\tau$ is the first jump time of a cox process, and the survival ...
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1answer
110 views

How do Repo traders use OIS and Fed fund rates

I would like to know how do Repo traders use FED Fund rates and OIS to cover themselves. For example assuming the repo trader bought paper(borrwed paper/lent cash) in the 1 year. How do they cover ...
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80 views

Developing Markov Transition Matrix

I’m working with historical credit performance data and would like to build a transition matrix to predict defaults and delinquencies. I can model the transition between states (ie current - ...
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1answer
62 views

Calculate the implied loss rate on a loan, given the interest charged

My bank has a retail credit portfolio of 100 million in loans. I know the payment history,balance history of all these loans since inception. Are there any tools to calculate an expected loss, a loss ...
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239 views

Need to solve the stochastic differential equation of Vasicek Model

How to solve the stochastic differential equation of the Vasicek model for the analysis of credit risk? I search in the article "The Distribution of loan portfolio value" (Vasicek) but he doesn't ...
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30 views

Flattening a Credit Loss Curve

I have a credit loss curve for 36 months and I want to transform that curve into a 20 months curve without changing its final loss. My credit loss vector is a % of unpaid principal balance in a ...
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2answers
47 views

Are Credit Default Swaps used by B2B Service providers or Vendors?

I understand CDS's are often employed in trading strategies between institutions - That is well publicized. What isn't as publicized is how other customers might look to use a CDS. I work in an ...
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698 views

Bond recovery rate with coupon

Suppose a bond has annual coupon of \$1 and face value of \$100 and matures in two years. If recovery rate is $50\%$ and the bond defaults before the first coupon payment. How should we receive the ...
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89 views

credit spread ajustment considering currency

I would like to understand what is credit spread basis currency ajustment. credit spread implied by a usd bond won't be the same as one implied by a chf bond, isn't it ? Do you have any elements (...
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33 views

Collateral Mortgage Obligation Z-Tranches

I would like to inquire about a specific type of Z-Tranches used in CMOs As part of the different collateral mortgage obligation (CMO) structures, we see a specific type of tranches named "Z-Tranche"....
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1answer
821 views

Hedging Ratios for Fixed Income Instruments

If you buy a corporate bond and you want to hedge the interest rate risk, how would you know how many interest rate futures/swaps to hedge the bond with? The same with an MBS security, if you want to ...
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329 views

Relationship between BBB credit spreads and rising interest rates

A stylized fact in markets seems to be that there is a negative correlation between interest rates and corporate spreads - as interest rates rise, spreads tend to tighten and vice versa. I'm ...
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1answer
106 views

different Z-spreads for a same company

A same company has two different bonds. I expected the Z-spread to be close for both bonds (since my representation of the Z-spread is the spread due to credit-risk proper to the company). Here is an ...
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4answers
248 views

Intuitively, why does liquidity premium contribute to bond yield?

According to the Wikipedia, "The upwards-curving component of the interest yield can be explained by the liquidity premium... Liquidity risk premiums are recommended to be used with longer term ...
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1answer
676 views

Markit recovery rates : assumed vs real

I often see two different recovery rates in Markit : real recovery rate and assumed recovery rate. What is the difference between them ?
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153 views

Credit quotations with which ISDA models?

I understand that single name liquid CDSs are (roughly speaking) quoted through either upfront+coupon, spread or price, and that for the pricing, the ISDA standard model is used : among other ...
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1answer
93 views

Libor Swap Rates

In a 5 year Libor Swap, say fixed vs. 3 months Libor, what is the credit risk reflected by the fixed leg ? (I'm ignoring counterparty credit risk). Would the fixed leg reflect 3 month Libor quoting ...
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where can i get historical daily price data of counties (especially for turkey) CDS prices? [duplicate]

i need countries historical CDS prices (especially for Turkey) but i am failed to find. can anyone suggest me a website please?
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1answer
1k views

Mark to Market of a CDS Contract and Risky Annuities

From JP Morgan's Trading Credit Curves 1 and we have that: The MTM of a CDS contract is (for a sell of protection) therefore: $$\text{MTM} = (S_{\text{Initial}}-S_{\text{Current}}).\text{Risky ...
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1k views

Accrual in Default Derivation of Credit CDS Curve

In Trading Credit Curves Part I by JP Morgan we have that each point on a credit (CDS) curve represents: $$PV(\text{Fee Leg}) = PV(\text{Contingent Leg})$$ which is $$S_n \sum_{i=1}^{n}\Delta_i ...
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1answer
120 views

Simplifying an expectation function of default time and rates

I have the following expectation to calculate : $$ \mathbf{E}\left[ e^{\int_{t_0}^{\tau} r_s ds} \mathbf{1}_{\{\tau < T\}}\right] $$ More precisely, I want to show that : $$ \mathbf{E}\left[ e^{\...
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7k views

Quanto CDS modeling

What is the market standard for pricing quanto CDS (i.e. CDS which pays the contingent leg in different currency than the pricing leg)?
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10k views

relation between asset's and equity volatilities - merton model

In terms of Merton credit risk model need to find the initial value of counterparty's assets and the volatility of the assets. Both value are not directly observable thus we have to approximate them ...
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2answers
1k views

Why do we swap the bond value and par value at the beginning in the Asset Swap

I may asked this question before, but I still don't understand. We know that in a asset swap, A pays the fixed coupon on the bond B pays LIBOR + Spread The exchanges take place regardless of ...
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268 views

Negative correlation between interest rates and credit spreads - Why?

In fixed income markets a stylized fact seems to be that there is a negative correlation between interest rates and credit spreads: Spreads tend to widen as rates fall. Why is that?
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What's the difference between credit risk and counterparty credit risk?

As the title reads, what is the difference between credit risk and counterparty credit risk? What are the key differences?
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1answer
51 views

YTM of a Fixed-Income Loan?

I'm quite confused regarding the computation of a YTM. I got a Portfolio of Single Loans 30Y(like a MBS) which are not traded and hence do not have a market price. Now I want to compute the YTM in ...
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1answer
108 views

Literature on credit risk premia

I am looking for a comprehensive ressource describing known strategies of credit risk premia. Is there such kind of articles/books/websites?
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1answer
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Pricing Debt/Credit/Mortgage+ Prepayment- Literature?

Does someone know some good literature(Papers or Books) regarding the topic how to Price debt/credit with prepayment? I just found literature about the general topic , like how to price callable bonds,...
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1answer
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What is the unit of the Distance to Default measure?

I read in a book that the distance to default of a company is "2.978". Can anyone please tell me what is the unit implied behind this measure? Are they "years" for instance?
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2answers
1k views

Credit Valuation Adjustments — computation issues

I'm currently working on my Masters project related to accelerating Greeks computations for CVA on mixed interest rate portfolios. I would like to know about the status of technology for CVA and its ...
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1answer
1k views

PDF Calculation by Fourier Inversion of Characteristic Function for Affine Intensity Process in Matlab

I'm trying to use the Fourier inversion formula to plot the PDF of an Affine Stochastic Intensity Reduced Form Credit Model, given its characteristic function. The characteristic function of an ...
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505 views

Altman Z-Score model for PD calculation [duplicate]

I am approaching you with one important for me question. I have a task to calculate probability of default for our clients. I used an Altman Z-Score model to calculate the Z-Scores for each client. ...
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1answer
140 views

How does buying back stock affect a company's credit spread?

How does buying back stock affect a company's credit spread? Would it cause it to get smaller? Any clarification would be appreciated.