# All Questions

198 views

### How to calculate global exposure via commitment approach for FX swaps?

How would you calculate global exposure for FX swaps using the commitment approach? In particular, would you take into account both legs? CESR guidelines (CESR/10-788) defines that the exposure for ...
210 views

### Where can I get equivalent of 3 months libor or swap historical data?

Please note: I have already checked your standard "Historical data sources" link, but it does not have the data I need: I am looking for 5 years of libor/swap data for major currencies. Daily, or ...
860 views

### How to test the 5 Factor CAPM of Fama & French (2014)?

I would like to conduct a study testing the 5 factor CAPM, using UK stocks. Does anyone have any suggestions of how I can do this? Could this task be as simple as regressing average returns for a ...
359 views

### How to estimate parameters of geometric brownian motion with time-varying mean?

Does anyone know how to estimate $A$, $\sigma_1$,$\sigma_2$ from the following system? $$dx = \mu_t x dt + \sigma_1 x dB_x$$ $$d\mu = A(\bar\mu - \mu) dt + \sigma_2 dB_\mu$$ Variation in $x$ could ...
153 views

### What is an appropriate algorithm to use for tax loss harvesting?

I've been reading into how Betterment and Wealthfront have architected their tax loss harvesting algorithms, but they stop short of providing any real examples. Essentially, they both reduce to: ...
98 views

44 views

### Please recommend a book regarding Monte Carlo simulation in OAS

I couldn't find a book that explains in details how to use Monte Carlo Simulation to generate a number of interest rate scenarios. And then based on the interest rate scenarios, how to calculate the ...
50 views

### Pricing of a call option in one period binomial model

You are given a $5\%$ call option worth $\$2.66$. The strike price$k$is$\$41.00$. $S(0)=40$, $Sd=35$ (i.e the lower price of the stock at $t=1$) find $Su$ (i.e the high price of the stock at ...
31 views

### What is the strike of a short put that mimics a covered call

If I am long a stock $X$ which I purchased at $\$100$and sold a covered call in the front month with strike$\$105$ for $\$2\$ then is it true that the covered call is equivalent to a naked put at ...
152 views

### Stock Returns Distribution in Heston Model

There is a paper by Dragulescu and Yakovenko (DY) in 2002 proposing a pdf for the stock returns in the Heston model. However, in a paper by Daniel, Bree and Joseph, they actually perform statistical ...
68 views

### Are CME security id's unique and constant over time?

For any given day, CME security IDs are unique - a number will always refer to a single product. Are they unique over time as well? That is, might a new security have a security id that used to be ...
17 views

### Will implied volatilities rise by same amount across time and across strikes in lieu of an earnings report or a news event

It is said that implied volatility of an option rises leading up to an earnings report or a pending news event like FDA trial, a possible takeover,elections(?) etc. My question is, implied volatility ...
224 views

### Does an Interest Rate Swap has a Vega component?

I am a bit confused on how you calculate vega for Interest Rate Swap. One argument is that IR Swap is a combination of fixed rate bond and floating rate bond. Since a bond has no vega component, IR ...
220 views

### How to approximate the time to mean reversion for implied volatility

Given an option and its implied volatility, and also the mean value of the implied volatility over the last 30 days, if we find that the current IV is significantly (> 1 std dev.) away from the mean, ...
273 views

### How to simulate a CIR process using GPU and Matlab

I am trying to simulate a CIR process using Matlab and my GPU for effeciency. At the moment i run into some implementation problems due to the recursive nature of the discretization. The sheme I ...