| PanelCount | Panel Count Models with Random Effects and/or Sample Selection |
| PLN_RE | A Poisson Lognormal Model with Random Effects |
| PoissonRE | A Poisson Model with Random Effects |
| predict_ProbitRE_PLNRE | Predictions of ProbitRE_PLNRE model on new sample |
| predict_ProbitRE_PoissonRE | Predictions of ProbitRE_PoissonRE model on new sample |
| ProbitRE | A Probit Model with Random Effects |
| ProbitRE_PLNRE | Poisson Lognormal Model with Random Effects and Sample Selection |
| ProbitRE_PoissonRE | Poisson RE model with Sample Selection |
| sim | Simulated dataset with self-selection at both individual and individual-time level |