[R-br] duvidas sobre teste de causalidade de granger

Bom dia, qual é o pacote mais adequado para teste de causalidade de granger?   o FIAR?   ********************************************* Type Package Title Functional Integration Analysis in R Version 0.4 Date 2011-04-01 Author Bjorn Roelstraete Maintainer Bjorn Roelstraete <Bjorn.Roelstraete@ugent.be> Description Contains DCM, (autoregressive) SEM, and multivariate Granger causality tests for analyzing fMRI connectivity data. Depends R (>= 2.11.1),lavaan(>= 0.4-7),Matrix,boot,accuracy,np     **********************************************************   Grato,   Marcelo Zeuli