ðɪs ɪz ˈɔfən mˈɛʒɚd æz ɹˈɛvənˌuː ɹˌiːəlᵻzˈeɪʃən: ðə pɹəpˈoːɹʃən ʌvðə pətˈɛnʃəl ɚɹˈɪdʒɪnəl sˈɛlɪŋ pɹˈaɪs ɐtʃˈiːvd.
This is often measured as revenue realization: the proportion of the potential original selling price achieved.