Regressions using 16 Quarterly data

[PGStats]

What you are showing is the input to the regression procedure. You need to run the regressions (proc reg) to get the slopes and intercepts in the OUTEST= dataset (testsongest, in my code above).

[joon1 · Accepted solution]

Thank you so much, PGStats, for your help. Have a good night and stay safe. 

Joon1

[Reeza]

You should mark PGStats response as the solution, not your own comment.

[joon1]

It seems that I have no choice to click solution again at this point. I will do that from the next time. Thanks.

[PGStats]

Attached dataset does not include the referenced variables

[joon1]

I am sorry. The correct data set is attached. Thank you for your help.