Stata for Undergraduates 14: Combining Data Sets

This video discusses how to combine data sets in Stata.
The Stata for Undergraduates video series is an introduction to working with data in Stata, designed for ECO 231W (undergraduate econometrics) at the University of Rochester. All videos are copyright 2015 by the Department of Economics, University of Rochester.
Commands summary:
2:44: gen test
4:20: help merge
5:23: merge m:1
8:35: append