Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: The Financial Crisis Inquiry Commission yakashuma muna January 2011 kuti: "Kubva muna 1978 kusvika muna 2007, zvikwereti zvemabhizimisi zvakawedzera kubva pamabhiriyoni matatu emadhora kuenda pamabhiriyoni 36 emadhora, zvichiita kuti zvikwereti zvacho zviwedzere zvakapetwa kaviri kana zvichienzaniswa nemari yose inowanikwa munyika. Chimiro chaicho chemafemu akawanda eWall Street chakachinja <unk> kubva kuukama hwepachivande hwakasimba kusvika kumakambani anotengeswa pachena anotora ngozi dzakakura uye dzakasiyana-siyana. Pakazosvika 2005, mabhanga gumi makuru ezvokutengeserana eUnited States akanga ava ne55% yemidziyo yeindasitiri yacho, inopfuura kaviri mwero waiva nawo muna 1990. Pakutanga kwedambudziko muna 2006, purofiti yebazi rezvemari yaiumba 27% yemari yose yemakambani muUnited States, ichiwedzera kubva pa15% muna 1980. "Masangano akawanda emari, kunyanya mabhanga ekudyara, akabudisa zvikwereti zvakakura mukati megore ra2004 kusvika muna 2007, ndokuisa mari yacho muhomwe-dzakachengetedzwa nemari (MBS), vachibhejera kuti mitengo yedzimba yaizoramba ichikwira, uye kuti mhuri dzaizoramba dzichibhadhara zvikwereti zvadzo. Kukwereta pamutengo wakaderera wemari uye kuisa mari yacho pamutengo wepamusoro wemari rudzi rwemari yemari. Ikoku kwakafanana nomunhu anotora chikwereti chechipiri pamusha wake kuti aise mari mumusika wemasheya. Nzira iyi yakaratidza kuti yaibatsira panguva yaikurumidza kusimuka nyaya dzedzimba, asi yakaguma nokurasikirwa kukuru apo mitengo yedzimba yakatanga kuderera uye zvikwereti zveimba zvakatanga kutadza kubhadhara. Kutanga muna 2007, masangano ezvemari nevashambadziri vega vega vaive neMBS vakatamburawo kurasikirwa kwakakura kubva mukutadza kubhadhara zvikwereti uye nekuderera kwakakonzerwa mukukosha kweMBS.Chisarudzo che2004 cheU.S. Securities and Exchange Commission (SEC) chine chekuita nemutemo wemari yakachena chakabvumidza mabhangi ekudyara eU.S. kuburitsa chikwereti chakawanda, icho chakazoshandiswa kutenga MBS. Pamusoro pe2004-07, mabhanga mashanu makuru ekudyara eU.S. akawedzera zvakanyanya mari yavo yemari (ona chati), iyo yakawedzera kusagadzikana kwavo kuderera kukosha kweMBSs. Aya masangano mashanu akashuma mari inodarika $4.1 trillion muchikwereti chegore rezvemari ra2007, inenge 30% yeUS nominal GDP ye...  Mubvunzo: Inzvimbo ipi inobata nemari yakaitwa kuti ive isina kugadzikana zvikuru nemhaka yokukundikana uku?
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