Where is estim_params_ ?

Dear users,
I have been searching for the estim_params_ structure but i have not been able to find it (as for e.g. we can find M_ or oo_ in the result mat file). Can smo help me?
Many thanks,
Jolan
I have been searching for the estim_params_ structure but i have not been able to find it (as for e.g. we can find M_ or oo_ in the result mat file). Can smo help me?
Many thanks,
Jolan