MR.mean                 Multiply Robust Estimation of the Marginal Mean
MR.quantile             Multiply Robust Estimation of the Marginal
                        Quantile
MR.quantreg             Multiply Robust Estimation for Quantile
                        Regression
MR.reg                  Multiply Robust Estimation for (Mean)
                        Regression
glm.work                Define a Generalized Linear Model
