Changes to package RcmdrPlugin.DCCV 2024-03-06, version 0.1-4 - Added help files. - Modified appearances of dialog boxes. - Modified function names. 2023-12-06, version 0.1-3 - Modified dialog boxes for fitting model and calculating WTP. 2023-03-11, version 0.1-2 - Modified dialog box for fitting model. 2020-11-02, version 0.1-0 - First release to CRAN.