547 search results for "Trading"

Google summer of code 2012 – and R – a call for students

March 26, 2012
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Google summer of code 2012 – and R – a call for students

Google has again accepted R as a mentoring organization for Google Summer of Code. R has successfully participated in GSoC in multiple previous years, and is excited to be returning this year as a mentoring organization. In a nutshell:  If you are a student looking to write some code for the R community, Google is willing to pay you...

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Beta is not volatility

March 26, 2012
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Beta is not volatility

The missing link between beta and volatility is correlation. Previously “4 and a half myths about beta in finance” attempted to dislodge several myths about beta, including that beta is about volatility. “Low (and high) volatility strategy effects” showed a plot of beta versus volatility for stocks in the S&P 500 for estimates from 2006.  … Continue reading...

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Low (and high) volatility strategy effects

March 23, 2012
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Low (and high) volatility strategy effects

Does minimum variance act differently from low volatility?  Do either of them act like low beta?  What about high volatility versus high beta? Inspiration Falkenblog had a post investigating differences in results when using different strategies for low volatility investing.  Here we look not at a single portfolio of a given strategy over time, but … Continue reading...

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Download and Parse DJ/UBS Commodities Indexes

March 16, 2012
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Download and Parse DJ/UBS Commodities Indexes

Here is another data downloading and parsing script, this one for the Dow Jones/UBS Commodities Indexes. Compared to the last post, this parser deals with multiple sheets and multiple columns in each sheet. It also constructs monthly series from the daily data, and stores it using a different symbol. Finally, it’s a good example of

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That’s Not How the “Law of Large Numbers” Works

March 12, 2012
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That’s Not How the “Law of Large Numbers” Works

Breaking my dissertation and administrata induced silence for a small rant combining two of my favorite things – Apple Computer Inc, and simulation. Recently, the New York Times featured the article ‘Apple Confronts the Law of Large Numbers‘. The fundamental assertion? That the earnings growth and stock price of Apple cannot continue its rapid rise.

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"Fear of floating exchange rate" or "fear of losing international reserves".

March 10, 2012
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"Fear of floating exchange rate" or "fear of losing international reserves".

We were recently required to do an assignment for the International Finance course where we had to investigate the policy that the emerging economies adopt towards holding international reserves. A recent research paper at the NBER by Joshua Aizen...

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Japanese Trade and the Yen

March 7, 2012
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Japanese Trade and the Yen

I have had the pleasure over the last couple of weeks to help plan the CFA Society of Alabama 2012 Dinner featuring Jim Rogers and Barron’s Senior Editor Jack Willoughby.  The event was fantastic, and I would like to publicly thank Jim Rogers an...

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Multiple Factor Model – Building 130/30 Index

March 5, 2012
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Multiple Factor Model – Building 130/30 Index

Nico brought to my attention the 130/30: The New Long-Only (2008) by A. Lo, P. Patel paper in his comment to the Multiple Factor Model – Building CSFB Factors post. This paper presents a very detailed step by step guide to building 130/30 Index using average CSFB Factors as the alpha model and MSCI Barra

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Futures price prediction using the order book data

March 5, 2012
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Futures price prediction using the order book data

It has been a couple of months since my last post; busy with lots of projects.I had some fun playing around with data from Interactive Brokers API.  It turns out that it is relatively easily to get hold of the raw market data relating to both trades and order book changes for CME/NYMEX commodity futures.  For the purposes of...

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Interview: Patrick Burns Quantitative Finance in R

Interview: Patrick Burns Quantitative Finance in R

Dr. Patrick Burns is the founder of Burns Statistics, providing consulting and bespoke software specializing in quantitative finance, programming in the S language, and optimization via genetic algorithms and simulated annealing. Patrick has written m...

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