v 2 d trnbin0. Zero-truncated negative binomial regression. d Program by Joseph Hilbe, Arizona State Univ. d d Module to estimate zero-truncated neg. binomial regression d models. trnbin0 estimates maximum likelihood zero-truncated d neg. binomial regression models using Stata's ml method for d estimation. A 0-truncated neg. binomial model is appropriate d when modeling count data which does not have zero values. d d See help trnbin0. f trnbin0/trnbin0.hlp f trnbin0/trnbin0.ado f trnbin0/nbin0lf.ado