# All Questions

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### Quantitative Real Estate Investment Finance

I'm wondering if there is an application of quantitative finance to real estate investment? Specifically I'm wondering about models for pricing small neighborhoods (or even single houses) that take ...
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### Recording Google/yahoo finance data streams

Is there any way to record or piggyback with an app, code or excell goggle finances' (or yahoo even) data stream? Ideally i need tick by tick data, as in every price change of the day. All the ...
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### Multi-asset class allocation

How to allocate asset classes in a multi-asset portfolio? An institutional client needs to meet his pension liabilities, and suggested a multi-asset-class strategy. I'm trying to find ideas to pitch. ...
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### Tangency Portfolio for uncorrelated assets

I have a question about choosing portfolio weights for two uncorrelated assets that happen to have the same variance: There are two assets, A and B. A has an expected return of 6% and B has an ...
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### Issue with Naive Bootstrapping (US Government Bonds)

I am using the formula here to determine the discount factor function and eventually the zero-coupon yields. I get the data for Coupons, Face Values and Closing Prices from Thomson Reuters, which I ...
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### how we can derive $PIDE$ of double exponential Jump-diffusion model (we know as kou model)?

I'm working in double exponential Jump-diffusion model (we know as kou model) with following form , under the physical probability measure $P$: ‎\frac{ds(t)}{s(t-)}=\mu‎‏ ‎dt+\sigma ...
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### Historical volatility from close prices (Haug pg 166)

I have implemented a function for calculating historical volatility using close the close method as described by Haug on page 166. When I implemented the formula given by Haug, it resulted in some ...
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### How to get Stock Fundamental time series data?

I need key Stock Fundamentals like in http://finance.yahoo.com/q/ks?s=KO+Key+Statistics But that page shows only the last quarter data, I need to analyze how that data has changed over past years. ...
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This question might appear trivial to many (considering the questions on this site), but I think it reflects something fundamental that I am missing. To keep things simple, assume everyone is ...
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### How to use Halton sequence in monte carlo simulation

Does anybody know how to use the Halton pseudo random technique in monte carlo simulation. I'm able to generate the sequences and I know they are correct. I checked a couple of numbers from different ...
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### Orderbook Arbitrage

The orderbooks of the major trading exchanges are nowadays mostly hidden as so-called "Dark Pools". This measure was taken to avoid various market manipulation strategies which were apparently ...
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### What's the best proffesional forex market data feed out there?

I trade Forex latency arbitrages and find it harder and harder to get a reliable New York market data feed to serve my purpose. Reuters and EBS send timesliced updates every 500ms for 5k/month which ...
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I'm trying to find the optimal portfolio of options and stock which minimizes the standard deviation of the portfolio returns but also taking into consideration the bid and ask prices of the assets. ...
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### VaR calculation methods of options

I am a little bit confused about VaR in Options and I need a clarification for. I collected the following formulas, can you suggest what is the best formula and explain me why, please?
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### Diebold-Mariano test

I am trying to use the Diebold-Mariano test but it doesnt work for some reason. Here is my code: dm.test(maegarch14,maeegarch14,h=126) where ...
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### Is there a popular curve fitting formula of options skew vs strike price or vs Delta?

I was trying to build a options trading/optimization system. But it often gets more inaccurate as it scans through the far from ATM options because, you know, options skews. That is because I did ...
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### Time 0 value of an American Put in Cox-Ross-Rubinstein model

This is a question from a problem sheet which I have handed in and have solutions for. The only examples of this in class I have seen are examples where the interest rate is 0. "Consider a ...
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### Extracting Default probability from a single CDS

I have to find the CDS's default probability using the simplest Poisson Process (intensity constant). I'm wondering how to get this estimate if I have only a CDS with maturity 5years. If I had ...
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### Measure the effect of a natural disaster on a stock market index

I am very new to using stata and very new to using Garch models. I am currently doing my final dissertation for my MSc in Finance studies and regarding my topic I understood that i had to use garch to ...
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### Estimating correlation using EWMA

I am using an EWMA model to evaluate the correlation between yearly time series. I know Riskmetrics uses $\lambda=0.94$ for daily data and $\lambda=0.97$ for monthly data. Is there a value ...
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### Is there a countably infinite Sigma-Algebra? Why?

Assume $\,\mathcal{F}$ be a nonempty collection of subsets of $\Omega$. $\,\mathcal{F}$ is called a $\sigma$-Algebra whenever if $A\in\mathcal{F}$ then $A^c\in\mathcal{F}$, and if ...
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### How to projectP&L or drawdowns on pair trading , trading and portfolios? [on hold]

This is for planning and risk management. I am stuck on the following thoughts - Back-test the trading strategy for a period similar to the one you expect and then project. Do the above using ...
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### Implied volatility and nonconstant volatility

John Hull states in his text that "AS the maturity of the option is increases the percentage impact of nonconstant volatility on (option) prices becomes more pronounced, but its percentage impact on ...
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### Definition of risk factors for market risk scenario testing

I am doing a research for stress testing in market risk. The usual process I found out for scenario testing is: Define risk factors upon the portfolio Define the desired scenarios Vary the risk ...
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### Bond in relation to US T-Bill/Risk-Free rate

By looking at the following charts , i wondered about how to plot a fixed income security against a risk free bond. I have the bond price time series but I am not sure what US T-Bill rate I should ...
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### Applying Time Delay Neural Network to financial events

I have an IT background and I would like to use data from a forex calendar like this one to predict prices. The problem is that calendar news impacts can last for days or weeks or even can effect ...
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### Calculating VaR with Monte Carlo simulation

I would like some help here :) I have a problem calculating VaR with the Monte Carlo Simulation. I have followed then next steps, is this a right way to calculate VaR or I need something more? ...
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### continuously compounded(cc) return of a portfolio is not equal to the weighted sum of cc return of individual assets

In textbooks it is stated that the continuous compounded (cc) return of a portfolio is not equal to the weighted sum of cc return of individual assets as the log of the sums is not equal to the sum of ...