impulse response

Questions and discussions on Vector Autoregressions
ag_2018
Posts: 9
Joined: Fri Nov 02, 2018 12:49 pm

impulse response

Unread post by ag_2018 »

Hi Tom,

Just a simple query: How can I scale up the shocks (e.g., to 2 sd, 4 sd, 10 sd) using the MCgraphirf procedure? Also change the sign of the shock (impulse) to negative at the same time? I am trying to do this for a 3 variable VAR model.

Many thanks in advance!
TomDoan
Posts: 7814
Joined: Wed Nov 01, 2006 4:36 pm

Re: impulse response

Unread post by TomDoan »

You would have to change that in whatever is the program that is generating the %%responses. I can see the point of the sign flip, but what difference does the positive scaling make? 10 x is just 10 x on everything on the graph. Quite literally, all that will happen is that the scale of the y axis will change.
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