📄 adf_d.m
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% PURPOSE: demonstrate the use of adf()
% function to test for unit roots in
% a levels series
% ---------------------------------------------
% usage: adf_d
% ----------------------------------------------
clear all;
nobs = 100;
dx = randn(nobs,1);
y = cumsum(dx);
e = randn(nobs,1);
nlags = 6;
for i=1:nlags;
res = adf(y,0,i);
prt(res);
end;
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