VOLATILITY MODELLING AND TIME SERIES ANALYSIS
IOANNIS NEOKOSMIDIS
Broschiertes Buch

VOLATILITY MODELLING AND TIME SERIES ANALYSIS

Theoretical and Empirical Investigation

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The entire financial system is based on interaction between risk and return. Financial researchers and analysts express the risk as the standard deviation of returns which is referred as volatility. Since Engle (1982) impressed the financial community by introducing the ARCH model, there have been a lot of extensions of the basic ARCH process. These kind of nonlinear time series processes consider the volatility as time varying and estimate it based on historical data. Based on the univariate and multivariate representation of those models, we can explain crucial financial phenomena such as th...