# All Questions

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### European Swaptions: does implied volatility of swap rates decreases both with start and tenor?

Does implied volatility of swap rates decreases both with start and tenor? Given a Swaption price and a discount curve I calculate the swap_rate from the curve, then I define implied volatility as ...
41 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 ...
194 views

May you can help me undertanding the following conclusion: Suppose we have an agent who has preferences over contingent claims, represented by a concave function $U$. This simply means that ...
202 views

### Obtaining the default probability and recovery rate for each credit rating?

I have the following questions for obtaining the credit rating: Given that I have cumulative default probability of each credit rating from Global Corporate Average Cumulative Default Rates ...
386 views

### Question about Merton model to estimate default probability and recovery rate of the company

I recently come across Merton's model to estimate the default probability and recovery rate of the company. Here is the inputs ...
138 views

### Forecasting Equity returns using state-space models

I have data for 3 yrs of 5 min prices of various equities. I can construct a linear regression model and try to see the in-sample model performance. But I was wondering whether fitting a state-space ...
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140 views

### How to calculate a the PFE for a Swaption?

How do you calculate the Potential Future Exposure (PFE) for a swaption? Do you incorporate the dynamics of implied volatility when you are running your simulations? Is there a standard way to ...
152 views

### Backtesting benchmark / control test design

I am designing a backtesting system to test an algorithm. I'd like to have a benchmark / control test results to compare to the results of a custom algorithm. A limited "set" of stocks is selected ...
108 views

### How is a quanto priced?

How would one price a derivative denominated in EUR that pays in USD?
448 views

### Oscillatory time-series forecasting

I was wondering if this mean(160)-reverting/oscillatory time series "SUM" can be considered chaotic & forecastable to some extend short-term? ...
76 views

Why does dividing daily returns by daily range eliminates fat tails and results in an (almost) gaussian distribution? And how could that distribution be exploited to enter trades?