I have an interaction term between two variables = xz = x*z and have run the regression
xtreg y x z xz i.year
y is also a continuous variable 1.4-23.4
x ranges from 0-142 and z ranges from 0-21.8 (not sure if these ranges help)
when running the regression my coefficient...
Hello, I have included an interaction term in my regression and was hoping to graphically interpret it as my variables are continuous.
I found a helpful do file from Golder's paper 'Understanding Interaction Effects' but I tried to do the graph and Stata didn't accept the graphical commands...