ParLin_expectreg_hetero
                        Partially linear expectile regression with
                        different possible heteroscedastic error and
                        univariate variable in the nonparametric
                        function
ParLin_expectreg_homo_biv
                        Partially linear expectile regression with a
                        homoscedastic error and a bivariate variable in
                        the nonparametric function
ParLin_expectreg_homo_uni
                        Partially linear expectile regression with a
                        homoscedastic error and a univariate variable
                        in the nonparametric function
expectreg_loclin_bivariate
                        Local linear expectile regression (iterative
                        procedure) for a bivariate covariate case
expectreg_loclin_trivariate
                        Local linear expectile regression (iterative
                        procedure) for a trivariate covariate case
expectreg_locpol        Local polynomial expectile regression
                        (iterative procedure), univariate covariate
findroot                One-to-one mapping relating expectiles and
                        quantiles
h_GenROT                Rule-of-Thumb bandwidth selectors
h_GenROT_bivariate      Rule-of-Thumb bandwidth selectors for bivariate
                        covariate setting
h_GenROT_with           Rule-of-Thumb bandwidth selectors in a
                        location-scale setting using the one-to-one
                        mapping
h_GenROT_without        Rule-of-Thumb bandwidth selectors in a
                        location-scale setting without using the
                        one-to-one mapping
h_pluginBw              Quantile-based bandwidth selectors based on the
                        plug-in bandwidth selector for mean regression
h_thumbBw               Quantile-based bandwidth selectors based on the
                        Rule-of-Thumb selector for mean regression
mcycle                  Data from a Simulated Motorcycle Accident
