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__Abstract__ The paper investigates the impact of jumps in forecasting co-volatility, accommodating leverage effects. We modify the jump-robust two time scale covariance estimator of Boudt and Zhang (2013) such that the estimated matrix is positive definite. Using this approach we can...
Persistent link: https://www.econbiz.de/10011274348
. This paper reviews the substantial literature on specification, estimation, and evaluation of MSV models. A wide range of … Cholesky decomposition, and the Wishart autoregressive process. Alternative methods of estimation, including quasi …
Persistent link: https://www.econbiz.de/10009228515
stationary processes, method of moments estimation and identifiability of semiparametric nonlinear errors-in-variables models … coefficients in a structural equation with many instruments, instrumental variable estimation in the presence of many moment … conditions, estimation of conditional moment restrictions without assuming parameter identifiability in the implied unconditional …
Persistent link: https://www.econbiz.de/10008670443