ar1_grad - gradient for ols model with AR1 errors
ar1_like - log-likelihood for ols model with AR1 errors
bounds - setting estimation bounds
hwhite - White's adjusted heteroscedastic estimation
invxpx - inversion of X'X
iv - instrumental variables
iv1 - instrumental variables
lad - least absolute deviations regression
lagbounds - lag bounds in a regression
logit - logit regression
mcov - White's X'WX
nls - non linear least squares
ols - ordinary least squares
ols0 - ordinary least squares
ols1 - ordinary least squares
ols2 - ordinary least squares
olsar1 - maximum likelihood estimation of an autocorrelated model
olst - ols with t-distributed errors
probit - probit regression
ridge - ridge regression
robust - robust regression
statfore - static forecast
theil - Theil-Goldberger mixed estimator
tobit - Tobit estimation