Which of the Following Is a Limitation of Serial Correlation-Robust

question 20

Multiple Choice

Which of the following is a limitation of serial correlation-robust standard errors?

• A)The serial correlation-robust standard errors are smaller than OLS standard errors when there is serial correlation.
• B)The serial correlation-robust standard errors can be poorly behaved when there is substantial serial correlation and the sample size is small.
• C)The serial correlation-robust standard errors cannot be calculated for autoregressive processes of an order greater than one.
• D)The serial correlation-robust standard errors cannot be calculated after relaxing the assumption of homoskedasticity.

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