Hi all I am a new user of R. I am very familar to Stata, but few days ago I have decided to switch to R. But R langage is very difficult.....I really want to know the best way to learn this famous and interesting software. Best regards LĂ©andre BASSOLE PhD Student CNRS-CERDI 65 Bd Francois Mitterrand Boite Postale 320 63009 Clermont-Ferrand CEDEX 1 FRANCE Tel : +33 4 73 17 74 45 Fax : +33 4 73 17 74 28 ___________________________________________________________ now. [[alternative HTML version deleted]]