Heteroscedasticity in R

Heteroscedasticity in R
sites.google.com/site/econome...
Lecture: Heteroscedasticity.pdf
drive.google.com/file/d/1SMSb...
R script: Heteroscedasticity.R
drive.google.com/file/d/1pEwA...
Data files:
hprice1.csv
drive.google.com/file/d/1w6KI...
Timestamps:
00:00 Heteroscedasticity in R
01:10 Graphical analysis of heteroscedasticity
10:24 Heteroscedasticity tests
12:43 Breusch-Pagan test
17:02 White test
19:29 Alternative White test
28:00 Heteroscedasticity robust standard errors
32:26 Weighted Least Squares (WLS)
37:21 Feasible Generalized Least Squares (FGLS)
Econometrics Academy:
sites.google.com/site/econome...

[@johannes469]

Great explanation, thanks!

[@raziehkarevani4400]

thanks...