if multinominal panel, use gllamm

不是啊
你找个面板数据的资料 里面都会有泊松面板啊 负二项啊 什么的都有啊

stata离散数据的命令，官方的就下面这些
    Censored-outcome estimators

        xttobit      Random-effects tobit models
        xtintreg     Random-effects interval-data regression models


    Binary-outcome estimators

        xtlogit      Fixed-effects, random-effects, & population-averaged logit models
        xtmelogit    Multilevel mixed-effects logistic regression
        xtprobit     Random-effects and population-averaged probit models
        xtcloglog    Random-effects and population-averaged cloglog models


    Count-data estimators

        xtpoisson    Fixed-effects, random-effects, & population-averaged Poisson models
        xtmepoisson  Multilevel mixed-effects Poisson regression
        xtnbreg      Fixed-effects, random-effects, & population-averaged negative binomial models


    Multilevel (hierarchical) mixed-effects estimators

        xtmelogit    Multilevel mixed-effects logistic regression
        xtmepoisson  Multilevel mixed-effects Poisson regression
        xtmixed      Multilevel mixed-effects linear regression


    Generalized estimating equations estimator

        xtgee        Population-averaged panel-data models using GEE

受教了！！！