Isu tiri vagadziri vemakoni machena. Nekuti isu tiri mugadziri, isu tine yakasimba chigadzirwa kuvandudza uye kugadzira kugona, uye isu takasiya middlemen. Izvo zvinhu zvaunotenga kubva kwatiri ndezve ex-fekitori mitengo, saka iyo inodhura-inoshanda yakanyanya kukwirira. . Unyanzvi chinodikanwa cheiyo yakazara coni kamwene indasitiri ndeyekuti yekumwaya kona kona pasi peiyo yakadzvanywa kumanikidzwa haigone kudarika ± Pamadhigirii mashanu, iko kuyerera kukanganisa pane yakatarwa kumanikidza hakugone kupfuura ± 5% yeiyo yakayerwa kuyerera, uye chipenga chemuchinjikwa-chikamu chinofanirwa chengetedza yunifomu pfapfaidzo.

Isu tine zvakanyanya kuomarara pane zvehunyanzvi zvinodiwa zveindasitiri. Iko kukanganisa kwekona kwezvigadzirwa zvedu pasi peyakamanikidzwa kumanikidza hakuwanzo kupfuura ± 3 madhigirii, uye iko kuyerera kwekukanganisa pasi peyakaremerwa kumanikidza kazhinji hakusi kudarika ± 3%. Uyezve, yedu yekuyambuka muchinjikwa-chikamu chakanyatso kuyedzwa kuverengera yunifomu yekupopera.