Set GDP hyperparameters for VAR or VHAR coefficient and contemporaneous coefficient.
set_gdp(shape_grid = 100L, rate_grid = 100L)is.gdpspec(x)
gdpspec
object
Griddy gibbs grid size for Gamma shape hyperparameter
Griddy gibbs grid size for Gamma rate hyperparameter
Any object
Armagan, A., Dunson, D. B., & Lee, J. (2013). GENERALIZED DOUBLE PARETO SHRINKAGE. Statistica Sinica, 23(1), 119–143.
Korobilis, D., & Shimizu, K. (2022). Bayesian Approaches to Shrinkage and Sparse Estimation. Foundations and Trends® in Econometrics, 11(4), 230-354.