Bertsche, Dominik; Brüggemann, Ralf; Kascha, Christian - 2019 - First draft: July 17, 2017, this version: December 10, 2018
We represent the dynamic relation among variables in vector autoregressive (VAR) models as directed graphs. Based on these graphs, we identify so-called strongly connected components (SCCs). Using this graphical representation, we consider the problem of variable selection. We use the relations...
