Re: Conceptual Doubts from Q 21-60-DSE 2011

Posted by Erika on May 28, 2013; 4:57pm
URL: http://discussion-forum.276.s1.nabble.com/Conceptual-Doubts-from-Q-21-60-DSE-2011-tp7581391p7581403.html

Alos, in Q 38. what is the logic to including ONE dummy variable?