These latter units (enterprises, holding companies, kind-of-activity units, local units, government departments, non-profit institutions, households, etc.) may not always be satisfactory for the purposes of national accounts, since they are generally based on traditional criteria of a legal, administrative or accounting nature.
Te zadnje enote (podjetja, holdinške družbe, enote enovrstne dejavnosti, lokalne enote, enote države, nepridobitne institucije, gospodinjstva itd.) ne morejo vedno ustrezati namenom nacionalnih računov, ker v glavnem temeljijo na tradicionalnih merilih pravne, upravne ali računovodske narave.