2 categorieën:
- objective measures are counts of various behaviors (e.g. number of days absent form work) or of the results of job behaviors (e.g. total monthly sales).
- subjective measures are ratings by people who should be knowledgeable about the person's job performance.

I'm going to encourage you a little, to help you get started. :)

I am going to encourage you a little, to help you get started :)
Since you looked us up and read the site enthousiastically, I would like to offer you a big discount.