This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: If the errors are heteroskedastic, then A) the OLS estimator is still BLUE as long as the ... (Read 271 times)

Evvie72

  • Hero Member
  • *****
  • Posts: 519
on: Jun 29, 2018
If the errors are heteroskedastic, then
 
  A) the OLS estimator is still BLUE as long as the regressors are nonrandom.
  B) the usual formula cannot be used for the OLS estimator.
  C) your model becomes overidentified.
  D) the OLS estimator is not BLUE.

Question 2

The class of linear conditionally unbiased estimators consists of
 
  A) all estimators of 1 that are linear functions of Y1,, Yn and that are unbiased, conditional on X1,, Xn .
  B) OLS, WLS, and TSLS.
  C) those estimators that are asymptotically normally distributed.
  D) all estimators of 1 that are linear functions of X1,, Xn and that are unbiased, conditional on X1,, Xn.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

cascooper22

  • Sr. Member
  • ****
  • Posts: 312
Reply #1 on: Jun 29, 2018
Answer to Question 1

Answer: D

Answer to Question 2

Answer: A


Evvie72

  • Member
  • Posts: 519
Reply 2 on: Jun 29, 2018
Great answer, keep it coming :)

dawsa925

  • Member
  • Posts: 326
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Refractive Errors Refractive Errors
Long-range forecasts Long-range forecasts
Long-wave energy flux is emitted from Earth Long-wave energy flux is emitted from Earth
A tightrope walker walks across a 30-m long wire tied between two poles. The center of the wire ... A tightrope walker walks across a 30-m long wire tied between two poles. The center of the wire ...
The Hotair long noncoding RNA regulates chromatin The Hotair long noncoding RNA regulates chromatin
Partial pressures (in mm Hg) for oxygen (red boxes) and carbon dioxide (blue boxes) in the atmospher Partial pressures (in mm Hg) for oxygen (red boxes) and carbon dioxide (blue boxes) in the atmospher
Video: Double Vacuum Process (Illustration No Audio)

For a complete list of videos, visit our video library