negative standard errors of random coefficients
Posted: 13 Nov 2022, 00:30
I estimated a mixed logit model with three random coefficients (log-normal distributed). see below:
mu_log_b_prm -5.59949
sigma_log_b_prm -1.86121
mu_log_b_sub -9.10539
sigma_log_b_sub -4.87119
mu_log_b_lia -8.49144
sigma_log_b_lia 3.91300
Are these valid estimates?
mu_log_b_prm -5.59949
sigma_log_b_prm -1.86121
mu_log_b_sub -9.10539
sigma_log_b_sub -4.87119
mu_log_b_lia -8.49144
sigma_log_b_lia 3.91300
Are these valid estimates?