Kĩthethũ nĩ gĩĩko ya ũringithania tabarĩra cia wonjoria kana ũteti na marũngo ma wĩrico hamwe na ndũire iria ndũgĩru kuma matũndũ kana ndamathia ingĩ. Maciiria marĩa matongoragia njũrima nĩ mahũthĩro, mahinda, na thogora.

Ngata nyamũranie nĩyo ĩhũthĩkaga kũcirithia kĩrici ( ngerekano nĩ ta: thogora wa kĩnuuro) na ĩgacoka kĩringithanio.[1]

  1. Fifer, R. M. (1989). Cost benchmarking functions in the value chain. Strategy & Leadership, 17(3), 18-19.