Abstract
References
1.
Cox
N. J.
2002 . Speaking Stata: How to face lists with fortitude . Stata Journal 2 : 202 –222 .
2.
Cox
N. J.
2006 . Stata tip 39: In a list or out? In a range or out? Stata Journal 6 : 593 –595 .
3.
Cox
N. J.
2007 a. Speaking Stata: Making it count . Stata Journal 7 : 117 –130 .
4.
Cox
N. J.
2007 b. Stata tip 50: Efficient use of summarize . Stata Journal 7 : 438 –439 .