Description Usage Arguments Value Author(s) References See Also Examples
3 steps estimation of DCC models equation by equation
1 | estimDCC.EbEE(Omega, A, B, S, alpha, beta, eps, r = 10,type)
|
Omega |
Initialization paramater for Omega (vector) |
A |
Initialization parameter for A (matrix) |
B |
Initialization parameter for B (vector) |
S |
Initialization parameter for S, correlation matrix |
alpha |
Initialization parameter for alpha, first DCC parameter |
beta |
Initialization parameter for beta, second DCC parameter |
eps |
m*n matrix of the data |
r |
Number of observations used as initialisation parameter |
type |
type="Engle" for estimation as an Engle-DCC
|
Omega |
Estimation parameter for Omega |
A |
Estimation parameter for A (first step) |
B |
Estimation parameter for B (first step) |
alpha |
Estimation parameter for alpha (second step) |
beta |
Estimation parameter for beta (second step) |
S |
Estimation parameter for the correlation matrix (third step) |
D. Taouss & C. Francq
C. Francq & J.M. Zakoian, Estimating multivariate GARCH and Stochastic Correlation models equation by equation, October 2014
G.P. Aielli, Dynamic Conditional Correlation: on Properties and Estimation, July 2011
EbEEMGARCH
Homepage of the documentation
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | #Sampling some data
m<-2
Omega <- c(1, 1);
A <- matrix(rep(0.025, m ^ 2), ncol = m)
B <- c(0.8, 0.8);
S <- matrix(c(1, 0.3, 0.3, 1), nrow = 2)
alpha <- 0.05;
beta <- 0.99 - alpha
n <- 2500
nu <-7
eps <- GarchDCC.sim(n, Omega, A, B, alpha, beta, S, nu = nu, model="Aielli",noise = "student")
#Estimating parameters
Omegainit <- rep(0.02, m)
Ainit <- matrix(rep(0.03, m ^ 2), ncol = m)
Binit <- rep(0.7, m)
Sinit<-diag(rep(1,m))
alphainit <- 0.04
betainit <- 0.97 - alphainit
res <- estimDCC.EbEE(Omegainit, Ainit, Binit, Sinit, alphainit, betainit, eps$sim, type="Aielli")
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