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Estimation and Hedging Effectiveness of Time-Varying Hedge Ratio: Flexible Bivariate GARCH Approaches
conditional variance Hedging performance hedge ratios
2011/4/2
Bollerslev’s (1990) constant conditional correlation (CCC) and Engle’s (2002) dynamic conditional correlation (DCC) bivariate generalized autoregressive conditional heteroskedasticity (BGARCH) models ...
Detecting for Smooth Structural Changes in GARCH Models
GARCH Local smoothing Parameter constancy QMLE Smooth structural change
2011/4/2
Detecting and modelling structural changes in GARCH processes have attracted increasing attention in time series econometrics. In this paper, we propose a new approach to testing structural changes in...