This is the fourth in a series of lectures, which, if linked together in a textbook can be "Practical Regression." Goal score in addition to the theoretical content of most statistics texts with practical advice based on nearly three decades of experience of the author, in conjunction with more than one hundred years' experience of colleagues offered recommendations. As the title "Practical Regression" suggests, these notes guide performing the regression in practice. This technical note the notion of endogeneity bias with specific coverage of omitted variable bias. Students who read this note will understand why omitting key predictors can sometimes offset factors included variables. The note shows the omitted variable bias by using the extended example and offers practical advice for building a model that balances the desire for thrift, developed in the previous note on the need to limit the omitted variable bias. "Hide
by David Dranove Source: Kellogg School Management 6 pages. Publication Date: June 6, 2002. Prod. #: KEL638-PDF-ENG