-------- spatial error model estimation functions -------- 

 
compare_models   : An example of using sar_g() sem_g() Gibbs sampling
compare_models2  : An example of using sar_g() sem_g() Gibbs sampling
compare_weights  : An example of using sem_g() function
f2_sem           : evaluates log-likelihood -- given ML parameters
f_sem            : evaluates concentrated log-likelihood for the 
prt_sem          : Prints output using spatial error model results structures
sem              : computes spatial error model estimates
sem_d            : An example of using sem 
sem_d2           : An example of using sem() on a large data set   
sem_g            : Bayesian estimates of the spatial error model
sem_gd           : An example of using sem_g() 
sem_gd2          : An example of using sem_g()
semp_g           : Bayesian estimates of the spatial probit error model
semp_gd          : An example of using sarp_g() Gibbs sampling
semp_gd2         : An example of using semp_g()
test_bayes       : A comparison of Bayesian and ML estimates
test_bayes2      : A comparison of Bayesian and ML estimates
test_maxlik      : A test of the accuracy of max-like estimates