Nyanzvi mune zveupfumi vachishanda nesangano reLabour and Economic Development Research Institute of Zimbabwe , Doctor Prosper Chitambara , vanoti dambudziko iri richaramba riripo kwenguva sezvo kusanaya kwemvura zvakanaka kuri kubatawo dunhu rekuchamhembe kweAfrica , kusanganisira nyika dzinombotengeserawo Zimbabwe chibage , dzakaita seSouth Africa neMalawi .