| Deltachi | Chi-square difference. |
| explore.influence | Explores case influence. |
| fitinfluence | Case influence on model fit. |
| genCookDist | Generalized Cook Distance. |
| Likedist | Likelihood Distance. |
| parinfluence | Case influence on model parameters. |
| PDII | Industrialization and Democracy indicators. |
| Q | Simulated data set. |