The main functions for end users are:

mle_estimate.m  Performs estimation by MLE
mle_results.m   Performs estimatiion by MLE and shows results
mle_example.m   Example


gmm_estimate.m  Performs estimation by GMM
gmm_results.m   Performs estimatiion by GMM and shows results
gmm_example.m   Example


The other functions are mostly for internal use, or for use by
advanced users.
