Dear Sirs:
 
I am teaching a course in econometrics using Gretl, and I would like to receive an example on how to calculate the regressogram in Gretl.
 
Thanking you for your attention and help, I am
 
Sincerely yours
 
Agustin Alonso
Real Centro Universitario "Escorial-Marķa Cristina"
San Lorenzo de El Escorial(Madrid) Spain