Duniya barometer na tattalin arzikin

Dow Jones Industrial Average index - index na Exchange hannun jari da kansu talatin manyan kamfanonin {asar Amirka. Halitta shi ne shugaban edita na jaridar The WallStreetJournal Charles Dow a 1884 da kuma aka asali amfani ne kawai ga ciki analysis rufe.

A hakikanin gaskiya na yau kasuwar, da Dow Jones masana'antu sunan kawai wani haraji ga tarihi, saboda yawancin 'yan kunshe a ta lissafi ba da cikakken uchasnikami girgiza kashe wannan.

Da farko, da index aka lasafta a matsayin ilmin lissafi nufin tsakanin stock farashin dukkan mahalarta taron. Yanzu yana da kadan daban-daban. Jimlar darajar duk hannun jari ga wani ajali divider, wanda aka kullum canja Corgi ba a cikin rating kamfanoni suna karya up ko ci. index aka farko da aka buga a cikin marigayi karni na sha tara, a 1896. Yana kunshi goma sha biyu manyan masana'antu da kamfanonin Amurka a lokacin. Up zuwa yanzu kawai "General Electric" sun kasance a cikin index daga cikin tsofaffin kamfanoni. Kamfanin bar wannan Elite kulob din ne kawai a farkon karni na ashirin, shekaru da dama, da kuma bayan wani m takara.

Bayan shekara 1928, lokacin da yawan kamfanonin takara a index ya 30, da lambar peaked kuma ba zai canza. Constant juyawa ya shafi maye daya - biyu kamfanoni, amma a lokacin na tsanani da tattalin arziki tunkaro alaka da events, wanda ake kira da "babban American ciki," kawai 7-8 kamfanonin tashi daga rating lissãfi. Akwai da dama lokaci a lokacin da mahalarta rating zauna canzawa a lokacin da goma sha bakwai da kuma goma sha takwas let.Byli wadannan kwanuka biyu daga farkon forties da kuma tsakiyar-seventies.

Farko da aka buga rating tsaya a dan kadan kasa da 41 da maki. A farko dubu da aka samu kawai a cikin tsakiyar sittin. A cikin nineties, a lokacin da Amurka ne kawai hauka masana'antu girma index kai daga lakabin a 5000, da kuma a 1999 riga 10 dubu maki. A farkon biyu dubbai girma na index fadi muhimmanci, musamman a bayyane ne kawai bayan da hare-haren ta'addanci a New York.

Daga cikin shortcomings na index nuna cewa shi ba kawai da nufin stock farashin ba tare da kwatanta da tushe darajar, saboda index iya kwatanta kawai tare da wasu irin wannan darajar. Amma ɗaukar hoto ne kawai 30, ko da kansu manyan, kamfanonin ba su ba da cikakken sani game da yanayi a kasuwa.

Da ambato na index a lokacin akwai irin wannan duniya shahara kamfanoni kamar "Coca-Cola", "Disney," "Boeing", "McDonald ta" kuma da yawa wasu.

Duk da cewa index "Dow Jones" da ya rage da mafi tsufa kuma mafi daraja daga duk duniya ta san stock farashin, kuma ta barga rating ne daya daga cikin barometers na duniya da tattalin arziki da kwanciyar hankali.