All Questions

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What is Base- vs. Implied Correlation of a CDO tranche?

What is the difference between Base Correlation and Implied Correlation for a CDO tranche?
136 views

Filtration and measure change

I asked this question in math stackexchange but to no avail. So i'm trying the luck here. I'm reading Steven E. Shreve's "Stochastic calculus for finance II", and find myself not really understand ...
53 views

Finding historical data for indices [duplicate]

Where can I find historical data for option prices on a given index ? Ideally I'd like to find for a period of several months 1) historical prices on options on a given index 2) historical prices on ...
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MPT and the connection to asset prices / initial capital

I have some question about MPT. Suppose we want to build a portfolio given $N$ assets: $A_1,\dots,A_N$. At time $t$ we build the portfolio using MPT, which yields some weight vector ...
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How can one find an area of research in quantitative finance appropriate to write a masters thesis on? [closed]

I am in the first semester of a MS in mathematics. A requirement for the degree is to write a masters thesis. Here a thesis means writing on a current area of research in finance, but an original ...
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Hedging future USD cost using different IR and forwards

I am facing a problem where I suppose an expense in 6 months from now of 2,500USD. My home currency shall be EUR, and I am trying to hedge given the following information. ...
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Option Prices under the Heston Stochastic Volatility Model

I was wondering if anyone has come across a more straightforward derivation of the semi-closed form solution for the price of a european call under the Heston model than the one proposed by Heston ...
107 views

Calculation of weekly P/E ratio

The P/E-ratio is defined as $$\frac{\text{Market value per share}}{\text{Earnings per share (EPS)}}$$ I have weekly observations of stock prices, but what measure should I use for EPS? Should it ...
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Where can I find a guide to implement the FAST protocol from scratch having already a FIX implementation ready?

I need to implement a FAST engine from scratch without using any open source or commercial FAST implementations. The FAST spec does not help much so I am not sure from where to start. Have anyone done ...
109 views

What is wrong in this GBM simulation?

I am trying to generate a few samples of GBM using the following very simple MATLAB code: ...
45 views

Rule of Thumb for minimum length of time series for AR(1) estimation

I have a data set of 350 points, I want to estimate the lag 1 auto correlation for different sub-sets of the data. More precisely I want to take non overlapping windows of length 1,2,3....n and ...
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Literature on Empirical Option Pricing

When I started combing through the literature I was astonished about how little the option pricing models are tested against market data and benchmarks are limited. The main barrier is of course ...
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Pricing Callable Floating Rate Note

I have a question concerning pricing of a callable floating rate note (FRN). I have not found a lot of literature concerning callable FRNs (although a lot for callable bonds). With my understanding, ...
54 views

Copula- AR simulation

I am estimating different copulas for bond factors that i also fit AR(1) models on. Now i would like to test and compare durations and VaRs with my model vs empiric. But how can i simulate AR(1) ...
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Intensity Function of Stochastic Processes

I'm fitting some financial data to a model based on a stochastic process and evaluating the fit of it by looking at the compensator. However, I cannot understand well what does it mean to take the ...
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Sovereign Credit Rating

I am working on the determinants of sovereign credit rating. I am looking for the historical rating dataset for eurozone countries. Does anyone know any source?
182 views

Option on a dice game

I am sligtly confused by this problem, although it should not be difficult. Let us roll a sigle dice. If the dice shows $n$, I receive $n$ dollars. I can buy an option to roll the die again. What is ...
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Different interim balances when calculating annual compound interest different ways

Something interesting that doesn't quite make sense to me. When calculating compound interest using P(1+r)^t, I'm calculating in two ways - one using the day 1 principal balance, and the other using ...
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What is the best way of updating data while using Empirical Mode Decomposition to analyze

I have a question about EMD updating new data points. For an entire time series, from beginning to the end, the EMD preforms quite good using the cubic spline function. The problem happens when new ...
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When Fed stops QE, Treasury Futures will go down in price, so… LEAP Puts are a good idea?

I think: when Fed stops QE (Quantitative Easing), Treasury Futures prices will go down. Question 1: Am I right? So... buying LEAP Puts (in Treasury Futures) would be a good idea. Question 2: Am I ...
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Is this a reasonable approach to determine the relative importance of valuation factors?

I am trying to come up with a measure of relative importance of a number of valuation factors. I am wondering whether correlation coefficients can't be used for determining this. More on the issue: ...
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Choosing broker to run with Zipline

Which brokers offer Python integration/API? Which brokers offer R integration? I'm starting on trading, and I want to learn about algorithm trading. So I would like to know what brokers offers these ...
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How to calculate burnrate?

Wikipedia says Burn rate is a synonymous term for negative cash flow but I neither agree nor believe that is formalized. A company could need turnaround from losses ...
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How much correlation between alpha and forward returns can be considered good

There are many way to quantify the quality of an $\alpha$ (prediction of the future return of a security). I heard/do many things, most of them are equivalent to correlation. Typically ...
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Meaning of w in SDE

I'm missing meaning of $w$ in typical SDE like $dX_t(w) = f_t(X_t(w)) + \sigma(X_t(w))dW_t$, in context of $w \in F_{xxx}$. Does it mean that both $w$ is one of events that could happen before ...
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HAR-RV, realized GARCH and HEAVY model for realized volatility

I don't have much experience with volatility modeling using intraday data but I'm in the process of collecting 5mins data. Currently I have ~6 months of data. Is it enough to use these models with ...
80 views

What would be a concise method to learn Monte Carlo methods?

Is there a concise way of learning the core Monte Carlo Methods from resources available online? This leads to my next question which is what are the core ideas to learn in Monte Carlo methods?
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Time series analysis in Java

I'm looking for a library to do some time series analysis in Java but I can't find anything suitable. I've found plenty of libraries such as Math3 of JSAT but there's much I can you for my problem. As ...
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What is the Swap Curve?

What is the so-called Swap Curve, and how does it relate to the Zero Curve (or spot yield curve)? Does it only refer to a curve of swap rates versus maturities found in the market? Or is it a swap ...
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Earnings Quality for a large group of stocks

Does anyone have any recommendations for how to track earnings quality for a large number of stocks (500+) on a quarterly basis? I am familiar with the M-Score for detecting earnings manipulation but ...
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Estimate correlation of time series whose histories differ in length

Very often in quantitative analysis (e.g. calculating portfolio volatility) we have to analyze various time series - mostly returns - whose lenghts differ. Risk systems usually apply a one-factor ...
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Explanatory variables for regression predicting weekly stock returns

In an empirical analysis I'm trying to predict log() weekly stock returns. I'm trying to model stock returns in a panel data model framework. As explanatory variables I have 1) a measure of investor ...
68 views

Ito integrals and copulas

Let $X_{t}$ and $Y_{t}$ be two brownian motions and let their joint distribution be given by $F$. So in regularly correlated BM's where $dX_{t}dY_{t}=\rho dt$, we have a bivariate normal distribution ...
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Where can I find a correlation matrix between the revenues of different industries?

I don't need something super complicated, I would just like a quick and dirty way of estimating the correlation coefficients between the revenues of different companies. Information on companies in ...
52 views

Conversion factor for bonds

Hull defines the conversion factor for a bond as the "quoted price the bond would have per dollar of principal on the first day of the delivery month on the assumption that the interest rate for all ...

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