Multiple Choice
Which of the following statements is true?
A) The calculated t statistic is valid and efficient in case of a spurious regression.
B) If an explanatory variable or a dependent variable is integrated of the order one, the OLS estimators are asymptotically normally distributed.
C) An error correction model can be used to study the short-run dynamics in the relationship between the dependent variable and the explanatory variables in a time series model.
D) The Dickey-Fuller test can be used to test for heteroskedasticity in the error terms.
Correct Answer:
Verified
Correct Answer:
Verified
Q2: The Koyck distributed lag model is an
Q3: A spurious regression refers to a situation
Q4: The long-run propensity measures the long-run change
Q5: If the t statistic for the presence
Q6: Vector autoregressive models should be used for
Q7: If two series have means that are
Q8: Exponential smoothing is a forecasting method where
Q9: The R<sup>2</sup> calculated in a spurious regression
Q10: The model: y<sub>t</sub> = <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8272/.jpg" alt="The
Q11: Let {(y<sub>t</sub>, z<sub>t</sub>): t = …, −2,−1,