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book Introduction to Econometrics 3rd Edition by James Stock, Mark Watson cover

Introduction to Econometrics 3rd Edition by James Stock, Mark Watson

Edition 3ISBN: 978-9352863501
book Introduction to Econometrics 3rd Edition by James Stock, Mark Watson cover

Introduction to Econometrics 3rd Edition by James Stock, Mark Watson

Edition 3ISBN: 978-9352863501
Exercise 16
Suppose that ( Y i, X i ) satisfy the assumptions in Key Concept 4.3 and, in addition, u i , is N( 0, u 2 ,) and is independent of X t.
a. Is
Suppose that ( Y i, X i ) satisfy the assumptions in Key Concept 4.3 and, in addition, u i , is N( 0, u 2 ,) and is independent of X t.  a. Is     conditionally unbiased  b. Is     the best linear conditionally unbiased estimator of 1  c. How would your answers to (a) and (b) change if you assumed only that ( Y i X i ,) satisfied the assumptions in Key Concept 4.3 and var     is constant  d. How would your answers to (a) and (b) change if you assumed only that ( Y i X i ,) satisfied the assumptions in Key Concept 4.3 conditionally unbiased
b. Is
Suppose that ( Y i, X i ) satisfy the assumptions in Key Concept 4.3 and, in addition, u i , is N( 0, u 2 ,) and is independent of X t.  a. Is     conditionally unbiased  b. Is     the best linear conditionally unbiased estimator of 1  c. How would your answers to (a) and (b) change if you assumed only that ( Y i X i ,) satisfied the assumptions in Key Concept 4.3 and var     is constant  d. How would your answers to (a) and (b) change if you assumed only that ( Y i X i ,) satisfied the assumptions in Key Concept 4.3 the best linear conditionally unbiased estimator of 1
c. How would your answers to (a) and (b) change if you assumed only that ( Y i X i ,) satisfied the assumptions in Key Concept 4.3 and var
Suppose that ( Y i, X i ) satisfy the assumptions in Key Concept 4.3 and, in addition, u i , is N( 0, u 2 ,) and is independent of X t.  a. Is     conditionally unbiased  b. Is     the best linear conditionally unbiased estimator of 1  c. How would your answers to (a) and (b) change if you assumed only that ( Y i X i ,) satisfied the assumptions in Key Concept 4.3 and var     is constant  d. How would your answers to (a) and (b) change if you assumed only that ( Y i X i ,) satisfied the assumptions in Key Concept 4.3 is constant
d. How would your answers to (a) and (b) change if you assumed only that ( Y i X i ,) satisfied the assumptions in Key Concept 4.3
Explanation
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The least squares assumption
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Introduction to Econometrics 3rd Edition by James Stock, Mark Watson
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