733 search results for "finance"

Slightly Different Use of Ralph Vince’s Leverage Space Trading Model

April 28, 2011
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Slightly Different Use of Ralph Vince’s Leverage Space Trading Model

In honor of the press release Dow Jones Indexes To Develop, Co-Brand Index Family With LSP Partners two days ago, I thought I would show another slightly different use of Ralph Vince’s The Leverage Space Trading Model. Using the R LSPM package, we c...

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Can you do better than cap-weighted equity benchmarks?

April 28, 2011
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We're on our way to Chicago for the annual conference for R users in Finance, R/Finance 2011. Revolution Analytics is proud to once again sponsor this conference, and during the sponsor lunch session at noon on Saturday, we're honoured to have Guy Yollin show how the big-data capabilities of Revolution R Enterprise can be used for quantitative finance. Here...

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Job Search Part 5: It’s Policy Time!

April 27, 2011
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Job Search Part 5: It’s Policy Time!

This is the last post of this special mini-series on the job search and matching theory of unemployment. I will probably be extremely distracted for the next few months, including a month-long vacation in Europe to shake the horrors of undergrad off me...

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A test of Ledoit-Wolf versus a factor model

April 27, 2011
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A test of Ledoit-Wolf versus a factor model

Statistical factor models and Ledoit-Wolf shrinkage are competing methods for estimating variance matrices of returns.  So which is better?  This adds a data point for answering that question. Previously There are past blog posts on: the idea of variance matrices factor models of variance The data in this post are from the blog posts: “Weight … Continue reading...

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Kickstarter Data Analysis: Success and Pricing

April 25, 2011
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Kickstarter Data Analysis: Success and Pricing

Kickstarter is an online crowdfunding platform for launching creative projects. When starting a new project, project owners specify a deadline and the minimum amount of money they need to raise. They receive the money (less a transaction fee) only if … Continue reading →

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Transaction cost analysis and pre-trade analysis

April 20, 2011
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Transaction cost analysis and pre-trade analysis

Transaction cost analysis (TCA) is the framework to achieve best execution in trading context. TCA can be split into three groups: pre-trade analysis, intraday analysis, and post-trade measurement. Pre-trade analysis allows us to get insight about the future volatility of the price, forecast intra-day and daily volumes, market impact. It evaluates all strategies and advises

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Barron’s Spring 2008 Big Money Poll

April 19, 2011
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Barron’s Spring 2008 Big Money Poll

Barron's April 28, 2008, Cover Story "Back in the Pool" offers a great hindsight look at our wonderful foresight: “AND NOW, FOR SOME GOOD NEWS: THE OTHER SHOE isn't going to drop. After a winter of discontent marked by massive write-offs on Wall Str...

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Weight compared to risk fraction

April 18, 2011
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Weight compared to risk fraction

How well do asset weight constraints constrain risk? The setup In “Unproxying weight constraints” I claimed that many constraints on asset weights are really a proxy for constraining risk. That is not a problem if weights are a good proxy for risk.  So the question is: how good of a proxy are they? To give … Continue reading...

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Introduction to Cointegration and Pairs Trading

April 15, 2011
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Introduction to Cointegration and Pairs Trading

Introduction Suppose you see two drunks (i.e., two random walks) wandering around. The drunks don’t know each other (they’re independent), so there’s no meaningful relationship between their paths. But suppose instead you have a drunk walking with her dog. This … Continue reading →

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Download R 2.13.0 for Windows

Some of you may hear that the new release of R 2.13.0 is out, with some Windows-specific changes to R 2.13.0:file.exists() and unlink() have more support for files > 2GB;A few more file operations will now work with >2GB files.which could help us to relieve the worry of handling large datasets in R.

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