Ababhali beembali baqhubeka befunda i-Crash iimpendulo zemibuzo malunga nokuba yintoni eyabangela ukulahleka kwe-90% yexabiso lemarike kwiminyaka emibini nesiqingatha esilandelayo kunye nezifundo ezinokufundwa.
Icandelo lezemali lifunde izifundo ezithile ngokuqinisekileyo. Ngokomzekelo, ngaphambi kokuba abatyala-mali be-Crash bathenge i-stock kwi-margin nge-10% kuphela.
Lo mthwalo omkhulu wasebenza nabo xa amaxabiso esitokisi aqala ukuwa.
Izidingo zeMargin
Iimfuno zeMargin zincinci ngakumbi ngoku kwaye akusiwo wonke umtyalo-mali okanye zonke izitokethi zifanelekile kwi-akhawunti ye-margin.Ngomnyaka we-1929, ivolumu yaxinwa kwiimarike kwaye ayikwazanga ukuthumela amashishini, kwaye amaxabiso afikelele ngokukhawuleza. Ngenxa yoko, abatyali-mali bavame ukuthengisa iimfama.
I-teknoloji, ekholelwa ukuba i-Achille 'isithende xa ithe yahla, yenza umsebenzi ongcono wokugcina umlinganiselo ngevolumu namhlanje.
Nangona kunjalo, usuku olubi kakhulu kwimbali yemakethi aluzange lwenzeke ngo-1929, kodwa kumaxesha amaninzi namhlanje kwi-Oktobha 19, 1987 xa i-Dow ilahle iinqanaba ezingama-500 kwaye iinkqubo zokurhweba zaxhaswa ngexabiso.
Ukuthenga iPanic
Kule ngozi, njengoko ukuthengwa kweentlanzi kuphakama, iinkqubo zekhompyutheni eziyinkimbinkimbi zazingena kwaye zaqala ukukhupha ii-oda zokuthengisa. Eyaziwayo njengorhwebo olucwangcisiweyo, ezi nkqubo zizenzele umlilo.Xa uthuli lwaluhleli, ngaphezu kwe-1 trillion kwixabiso laliye laphela kwi-thengethe.
Ukususela ngoko, iimarike zibeke ezinye izithintelo endaweni ukuze kuqinisekiswe ukuba imarike ayibaleki kwakhona. Ezi zinto zenzelwe ukuvumela intengiso ukuba ibambe umoya wayo kwaye ipholile xa izinto zibonakala ziphuma ekulawuleni. Umzekelo:
- Iimarike ziya kumisa ukurhweba ngeyure ukuba i-Dow yehla i-10% ngaphambi kwe-2 ntambama.
- Ukurhweba kuya kumisa iiyure ezimbini ukuba kukho ukuhla kwe-20% kwiDow ngaphambi kwe-2 ntambama.
- Ukuba i-Dow iyancipha i-30%, ukurhweba kunqanyanyiselwe usuku.
- Iziganeko ezibalulekileyo, ezifana neentlekele ze-Septemba 11, 2001 zingabangela ukuba zingavulwa iimarike okanye zivale ngokukhawuleza ukukhusela.