Show that 11eb9b5b_3f6f_73c9_bf3e_cfa260e97c78_SM2686_11 is the efficient GMM estimator-that is, that 11eb9b5b_3f6f_9ada_bf3e_2981d226ddf2_SM2686_11 Equation (18.66) is the solution to Equation (18.65). b. Show that 11eb9b5b_3f6f_9adb_bf3e_6776bc55eba5_SM2686_11 c. Show that 11eb9b5b_3f6f_9adc_bf3e_bb5cc6feb656_SM2686_11 11eb9b5b_3f6f_c1ed_bf3e_bfac5b58c1a9_SM2686_00 11eb9b5b_3f6f_c1ee_bf3e_1d16453f384f_SM2686_00

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

Edition 3ISBN: 978-9352863501

Edition 3ISBN: 978-9352863501

Exercise 20

Show that

is the efficient GMM estimator-that is, that

Equation (18.66) is the solution to Equation (18.65).
b. Show that

c. Show that

Explanation

Verified

a) The following matrix is to be minimiz...