πŸ“¦ ae05-multiple-regression-part-2

Omitted variable bias and heteroscedasticity

Author

Eduard (Eddie) Bukin

Three exercises on what happens when a regression violates its assumptions. Belongs to Multiple regression.

⬇ Download ae05-multiple-regression-part-2.zip

Unzip it, then open the .Rproj file in RStudio. Every path inside the exercises is relative to that project, so the data will load without edits.

Uses datasets from the wooldridge and alr4 packages β€” no data/ folder.

What is inside

ExercisesRead online
ae05-01-OVB.rmd Omitted variable bias in a classic wage regression, including the homework section. rendered source
ae05-02-HW-slides-ovb.Rmd Homework: further omitted-variable-bias practice from the slides. rendered source
ae05-03-hedonic-complete-reg-analysis.Rmd A complete hedonic price analysis with heteroscedasticity tests and robust standard errors. rendered source
Project
ae05-multiple-regression-part-2.Rproj RStudio project file β€” open this first.