* OLS Model for the Consumption Function
*
* Keywords:
* regression, ols, consumption, function
*
* Description:
* We illustrate how to estimate a Linear OLS Model for Consumption Function
* using different time periods of the sample
*
* Author(s):
* Noel Roy
* Skif Pankov
*
* Source:
* William H. Greene, Econometric Analysis - 7th Edition
* Pearson International Edition, Chapter 3, Example 3.2 (page 81)
*
sample 1 11
* Reading the datafile and naming the variables, specifying to ignore the
* first line of the file
read (TableF2-1.shd) year x c w / SKIPLINES=1 LIST
* Running an OLS regression of c on x using the whole sample, specifying to
* display residual statistics in the output
ols c x / rstat
* Omitting the war years (1942-1945) from the sample and re-running
* an OLS regression of c on x with residual statistics
sample 1 2 7 11
ols c x / rstat
* Using the whole sample and a war dummy w in an OLS OLS regression of
* c on x with residual statistics
sample 1 11
ols c x / rstat
stop