Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: A tarihi, an yi amfani da tsabar kudi na zinariya a matsayin kudin; lokacin da aka gabatar da takarda, yawanci rasit ne wanda za'a iya fanshe shi da tsabar kudi ko zinariya. A cikin tsarin kuɗi da aka sani da ma'aunin zinariya, an ba wani nauyin zinariya sunan kuɗin. Na dogon lokaci, gwamnatin Amurka ta saita darajar dalar Amurka ta yadda ounce daya ta troy ta yi daidai da $ 20.67 ($ 0.665 a kowace gram), amma a cikin 1934 an rage darajar dala zuwa $ 35.00 a kowace troy ounce ($ 0.889/g). A shekara ta 1961, ya zama da wuya a ci gaba da wannan farashin, kuma rukunin bankunan Amurka da na Turai sun amince da yin amfani da kasuwar don hana ƙarin rage darajar kuɗi a kan karuwar buƙatar zinariya.A ranar 17 ga Maris, 1968, yanayin tattalin arziki ya haifar da rushewar zinari, kuma an kafa tsarin farashin biyu wanda ake amfani da zinari don daidaita asusun kasa da kasa a tsohuwar $ 35.00 a kowace troy ounce ($ 1.13 / g) amma farashin zinariya a kasuwar masu zaman kansu an yarda ya canzawa; an watsar da wannan tsarin farashin biyu a shekarar 1975 lokacin da aka bar farashin zinariya ya sami matakin kasuwar kyauta. Bankunan tsakiya har yanzu suna riƙe da ajiyar zinari na tarihi a matsayin ajiyar daraja ko da yake matakin ya ragu. Babban ajiyar zinare a duniya shine na Bankin Tsaro na Tarayyar Amurka a New York, wanda ke riƙe da kusan kashi 3% na zinaren da aka sani da wanzu da lissafi a yau, kamar yadda yake da ajiyar Amurka Bullion Depository a Fort Knox.  Tambaya: Wace hanya ce ake amfani da ita a matsayin ma'aunin darajar ta bankunan tsakiya?
ajiyar zinariya