At lower quantities of production, Wang finds it appropriate to credit corn ethanol based on the input energy requirement of the feed product or good that the ethanol by-product displaces.
æt lˈoʊɚ kwˈɔntᵻɾiz ʌv pɹədˈʌkʃən, wˈæŋɡ fˈaɪndz ɪɾ ɐpɹˈoʊpɹɪət tə kɹˈɛdɪt kˈɔːɹn ˈɛθɐnˌɑːl bˈeɪst ɔnðɪ ˈɪnpʊt ˈɛnɚdʒi ɹᵻkwˈaɪɚmənt ʌvðə fˈiːd pɹˈɑːdʌkt ɔːɹ ɡˈʊd ðætðɪ ˈɛθɐnˌɑːl baɪpɹˈɑːdʌkt dɪsplˈeɪsᵻz.