Serial Correlation - as a symptom of omitted variable bias
3:25
Serial Correlation - as a symptom of functional misspecification
12:29
Heteroscedasticity: as a symptom of omitted variable bias - part 1
12:33
Physics Solution on the magnetic field
4:28
Serial correlation biased standard errors (advanced topic) - part 2
4:30
Heteroskedastic errors - example 1
6:25
Functional misspecification 2
3:57
Random sample summary - Gauss-Markov
4:27