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Table 2 The GARCH parameters for the ORI sector

From: Uncertainty and energy-sector equity returns in Iran: a Bayesian and quasi-Monte Carlo time-varying analysis

Method μ η 1 η 2 η 3 η 4 η 5 η 6 η 7 ω η 8 η 9 η 10 η 11 η 12
LBFGS 4.0e-4 1.9 −9.7e-1 −1.9 8.6e-1 4.7e-2 6.4e-3 2.0e-2 2.6e-16 1.1e-1 8.6e-3 8.9e-1 9.9e-9 9.9e-9
QMC 3.1e-3 4.5e-7 4.5e-7 −4.0e-6 −4.1e-6 −3.9e-6 1.4e-6 1.5e-7 −3.1e−4 1.5e-7 3.3e-4 6.4e-7 7.5e-8 7.6e-8
Bayesian -4.9e-3 −6.2e-3 −2.0e-4 4.1e-3 9.6e-4 6.9e-3 6.1e-3 6.4e-3 −9.3e-3 −6.1e−3 4.9e−3 -3.7e-3 2.6e-3 6.7e-3