Hi community,

My equation is attached. A, B, C, D is dummy variables and i already solve them. May I ask how to regreesss other variables in the same equation?

Currently, i use this code to reg exportijt, subsidy and agdp, but i cannot regree the export i-jt directly. Could you please give me some advice to adjust code?
Array

Code:
reg lexport lsubsidy lagdp, robust
Thank you in advance for your time and support.