After testing long-run relationship between money supply (M2) and stock
prices (SET index), Granger causality tests between two variables are performed. The
procedure used in the study for testing statistical causality between money supply
(M2) and stock prices (SET index) is the “Granger-causality” that the dynamic
relation between these two financial variables can be formulated in VAR model with
the same trend structure of (8) as the following: