๐”– Bobbio Scriptorium
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Heterogeneous expectations and long-range correlation of the volatility of asset returns

โœ Scribed by Coulon, J.; Malevergne, Y.


Book ID
127377967
Publisher
Taylor and Francis Group
Year
2011
Tongue
English
Weight
890 KB
Volume
11
Category
Article
ISSN
1469-7688

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Testing for a unit root in the volatilit
โœ Jonathan H. Wright ๐Ÿ“‚ Article ๐Ÿ“… 1999 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 168 KB ๐Ÿ‘ 2 views

It is now well established that the volatility of asset returns is time varying and highly persistent. One leading model that is used to represent these features of the data is the stochastic volatility model. The researcher may test for non-stationarity of the volatility process by testing for a un