ðɪ ɑːbdʒˈɛktɪv ɪz tə kənstɹˈʌkt ðə ɡɹˈoʊθ ɹˈeɪt əvən ˈæɡɹɪɡˌeɪt ˌɛmˌɛfpˈiː ɹᵻsˈɪdʒuːəl, ɐ sˈɛktɚ ɔːɹ nˈæʃənəl tˈoʊɾəl, æz ɐ wˈeɪɾᵻd ˈævɹɪdʒ ʌvðə ɡɹˈoʊθ ɹˈeɪts ʌvðɪ ˌɛmˌɛfpˈiː ɹᵻsˈɪdʒuːəlz ʌv ɪts kəmpˈoʊnənt ˈɪndʌstɹiz ɔːɹ fˈɜːmz, jˈuːʒuːəli tə dɪskˈʌs hˌaʊ ˈɪndʌstɹispəsˈɪfɪk tʃˈeɪndʒᵻz ɐfˈɛktᵻd ðɪ ˈæɡɹɪɡˌeɪt.
The objective is to construct the growth rate of an aggregate MFP residual, a sector or national total, as a weighted average of the growth rates of the MFP residuals of its component industries or firms, usually to discuss how industry-specific changes affected the aggregate.