Mauzo : Tofauti kati ya masahihisho

[[Mtu]] au [[shirika]] linaloonyesha nia ya kupata bidhaa ya [[thamani]] inayotolewa linajulikana kama mnunuzi au [[mteja]] mtarajiwa. Kununua na kuuza ni kamalile sawatendo la kubadilishana umiliki. Kununua ni kupokea umiliki wa kinacho uzwa ilhali kuuza ni kupitisha umiliki kwake mnunuzi baada ya malipo. Muuzaji na mnunuzi huafikiana ili kukamilisha ubadilishaji wa thamani.<ref name="seller">{{cite journal|title=Buyer Success and Failure in Bargaining and Its Consequences|first=C.|last=Putthiwanit|first2=S.-H.|last2=Ho|journal=Australian Journal of Business and Management Research|volume=1|issue=5|year=2011|pages=83–92}}</ref>