# All Questions

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### Portfolio construction for signals of varying time scales?

Wondering if anyone is aware of any research on combining/portfolio construction of signals on different time scales. For example, if I have a trading signal (alpha) that generates trades every hour ...
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### Fed FOMC Target Rate annnouncement machine readable data point

Does anyone know if there is a near-realtime machine-readable feed that reflects the FOMC target rate announcement? The announcement came in today at 2 pm, but I can't find a way to download the ...
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### Back to Basics — Cumulative Returns

I recently came across a chart of Fama-French's (FF) HML factor cumulative performance. I first saw this in an article by AQR's Cliff Asness: ...
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### Reuters RIC chain for Eurodollar midcurve options

Can someone please tell me what this is? Thanks. Edit: The RIC for the straight eurodollar options is 0#GE+, I need RICs for the 1,2,3,4 mid curve options which the IMM/IOM calls GE0, GE2, GE3, ...
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### Corporate bond quote convention

I'm not a quant practitioner, but a student so this may be a very simple question. I was of the understanding corporate US bonds were quoted 1/8 increments and US treasuries in 1/32 increments. Such ...
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### where I can find the answers to the exercises in the book of MJ Best portfolio optimization? [closed]

where I can find the answers to the exercises in the book of MJ Best portfolio optimization ?
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### Stopping Monte Carlo simulation once certain convergence level is reached

I'm creating a Monte Carlo simulation model which I use to price an European option with various pay-off conditions, hence I can't use Black Scholes. I want to stop the simulation once I am 95% sure ...
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### Thesis using Momentum strategies in R, tips on good books, guidelines etc on how to do the programming?

I am quite new to R and will be doing an empirical analysis of momentum strategies in R using a dataset from the index OSEAX from 1980 to 2014. The momentum strategy will for the most part resemble ...
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### When to include dividends in option valuation

When using the Black-Scholes-Merton method for option valuation which takes into account dividends, does the dividend only get included into the calculation of options whose lifetime straddles the ...
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### Technical Analysis - OBV indicator calculation in R

Here is a few references about OBV calculations: http://ta.mql4.com/indicators/volumes/on_balance_volume ...
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Yahoo offers an API to download historical intraday data, but I am unable to understand the timestamps on the data. The URL request is: ...
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### What can I use to measure of diversification?

I have to come up with a measure of diversification for trade (this can tie in closely to diversification as regards portfolios). Are there any well known measures of portfolio diversification?
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An increase in default correlation ceteris paribus increases the value of the equity tranche of a CDO. This I get. How then, do I make sense of the statement that as default correlation in the ...
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### How to price this option using the Black Scholes model?

I have a question regarding regular option pricing. In the standard Black-Scholes model, with interest r and volatility $\sigma$, I have to eetermine the arbitrage free price at time $t$ of an ...
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### What is the preferred GARCH method in practice?

My advance apologies, if this question is too naive or basic. Please be patient with my first experiences with SE; ask for clarification, if needed. I recognize there are many (often-criticized) ...
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### Understanding the necessary and sufficient conditions for rational early exercise of a call option

I am self-studying for an actuarial exam, and I encountered the following in my text: The author states that if $PV_{t, T}\text{(Divs)} < K(1 - e^{-r(T - t)})$, early exercise is not rational. ...
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### Implied volatility of a complex options position

Assume I have a "complex" options position like a straddle, strangle, or iron condor. In other words, several options traded together as a single position against one underlying asset (not a basket ...
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### CDO selling or buying credit protection?

I think there is an error in the Meissner text - Correlation Risk Modeling and Management and can't find an errata for this text to verify. On page 19 the foot note reads: Shorting the equity ...
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### Spotting humps in implied volatility term structure

Sometimes implied volatility term structure performs a hump shape. How can I measure the frequency of hump appearence? Basically, I have several years of daily data on IV TS, how can I count the ...
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### How to find funds with long history to use in backtest?

Is there a way (website/code) to find funds/etfs for a given asset class and how much data history is available (yahoo finance or other) ? It could be as simple as a list of funds by asset class and ...
303 views

### Ideas about Stochastic volatility models

I am currently working on comparing different models for modelling the volatility and then pricing vanilla options (I use option prices on real stocks in order to calibrate my models and then I ...
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### How to get list of large intraday movers for that day?

Is there a source (preferably free :) that provides a list of large intraday (versus pre market) movers for the day you look? I don't mind getting the list on market close. I don't need historical ...
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### Formula behind pandas.Options() implied volatility

I noted that implied volatility (IV field) from pandas.Options class is very different (especially, for out of money options) than what I compute with Black-Scholes model. (risk free rate is pulled ...
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### How to create prospective Bonds for a dynamic portfolio simulation?

The aim is to simulate and to compare different bond portfolio strategies for different interest rate scenarios over ten years. The rebalancing takes place on an annual basis. Hence, e.g. a bond with ...
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### Triangular Arbitrage with CFD

I cannot understand how the triangular arbitrage fits with CFD. Assuming there is an arbitrage opportunity: EUR/USD < USD/GBP * GBP/EUR If I do this strategy: 1 Long on EUR/USD at Ask price 1 ...
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### dollar neutral ratio vs beta hedged ratio

Hi guys i really hope you can help as i've been pulling out my hair for days on this!! OK so basically i understand the dollar neutral ratio, simply stocka/stockb = dollar neutral ratio. Works great ...
689 views

### What makes IRC a market risk?

Since modeling leaves complete freedom we can assume both market and credit risks can enter the picture. However the minimum requirement is (migrations and) defaults simulation, how does this ...
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### A question about pricing convertible bond with two different underlying assets

I have a question regarding the pricing of convertible bond. If I value the convertible bond with two different underlying assets, how can I incorporate two volatility and the correlation in the ...
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### How to estimate variance-covariance matrix of assets with different length of historical data? [duplicate]

Consider you have 4 assets A, B, C and D, where Asset ...