| Fairness | Perveived Fairness of Rules for Allocating Seats in Trains and Parking Spaces |
| HealthIns | Health Insurance and Doctor Visits |
| negbin | Panel Estimators for Generalized Linear Models |
| ordinal | Panel Estimators for Generalized Linear Models |
| PatentsRD | Patents, R&d and Technological Spillovers for a Panel of Firms |
| PatentsRDUS | Dynamic Relation Between Patents and R&d |
| pglm | Panel Estimators for Generalized Linear Models |
| UnionWage | Unionism and Wage Rate Determination |