Posts Tagged ‘ cointegration ’

Cointegration, R, Irish Mortgage Debt and Property Prices

May 15, 2011
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Cointegration, R, Irish Mortgage Debt and Property Prices

As a follow-up to my post examining the stationarity of the new property price index, this post will briefly look at some of the dynamics of mortgage debt and property prices; all data is monthly, from the beginning of 2005 to March 2011. This will also serve as an illustration of the ‘vars‘ and ‘urca‘

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The New Irish House Price Index

May 14, 2011
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The New Irish House Price Index

On Friday, the CSO released a new house (and apartment) price index, for the national, Dublin, and national excluding Dublin regions. The release has been noted and covered by the great Irish Economy and Namawinelake blogs. I want to briefly look at some of the statistical properties of this series in more detail. Below is

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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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Poor man’s pairs trading…

April 11, 2010
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Poor man’s pairs trading…

There is a central notion in Time Series Econometrics, cointegration. Loosely it refers to finding the long run equilibrium of two non-stationary series. As the most know non-stationary series examples comes from finance, cointegration is nowadays a tool for traders (not a common one though!). They use it as the theory behind pairs trading (aka

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