/*
** Lesson 3.1: Simple Regression
*/
use gpe2;	@ using GPE package (version 2) @
output file = gpe\output3.1 reset;
load data[17,7] = gpe\longley.txt;
data = data[2:17,.];
  
PGNP = data[.,2];
GNP = data[.,3]/1000;          
EM = data[.,7]/1000;
RGNP = 100*GNP./PGNP;

call reset;
_names = {"EM","RGNP"};
call estimate(EM,RGNP);
end;