Sumários

P12 - Serial Correlation in Time Series Regressions

14 Maio 2021, 12:30 Luís Silveira Santos

Exercise 3, 4 and 5 (Exercise Sheet Chapter 10); 


Exercise 2, 3, 4, 5 and 6 (Wooldridge, Introductory Econometrics, 6th ed., Chapter 12).


TC26

11 Maio 2021, 13:30 Artur Silva Lopes

Correction of exercises.


TC25

10 Maio 2021, 13:30 Artur Silva Lopes

Correction of exercises.


P11 - Further Issues in Using OLS with Time Series Data and Serial Correlation in Time Series Regressions

7 Maio 2021, 12:30 Luís Silveira Santos

Exercise 5, 9, 10, 13 and 14 (Exercise Sheet Chapter 9); 


Exercise 1 and 2 (Exercise Sheet Chapter 10). 


TC24

4 Maio 2021, 13:30 Artur Silva Lopes

HAC standard errors.
Heteroskedasticity in time series models.
ARCH models for the regression errors.
Simultaneous serial correlation and heteroskedasticity problems.