As most the fresh variables in the model was discrete, they have already to be included once the dummy parameters Journal out-of hourly money and overtime (hourpay) Age (age) Age2 (age2) Sex (sex) Area (govtof) Nation off beginning (cryox7) Ethnicity (ethgbeul) Urban/Rural (ru11ind) High qualification (hiqul15d) To prevent the challenge off finest multiple-collinearity, we need […]