Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: A cikin 1940, Friedman ya karɓi matsayi a Jami'ar Wisconsin <unk> Madison, amma ya bar saboda bambance-bambance da malamai game da shigar Amurka cikin Yaƙin Duniya na II. Friedman ya yi imanin cewa Amurka ya kamata ta shiga yakin. A cikin 1943, Friedman ya shiga Sashin Binciken Yaƙi a Jami'ar Columbia (wanda W. Allen Wallis da Harold Hotelling ke jagoranta), inda ya shafe sauran Yaƙin Duniya na II yana aiki a matsayin masanin ilimin lissafi, yana mai da hankali kan matsalolin ƙirar makamai, dabarun soja, da gwaje-gwajen ƙarfe. A cikin 1945, Friedman ya gabatar da Kuɗi daga Kwarewar Kwarewa mai zaman kanta (wanda aka rubuta tare da Kuznets kuma ya kammala a cikin 1940) zuwa Columbia a matsayin takardar shaidar digiri. Jami'ar ta ba shi digirin digirgir a 1946. Friedman ya shafe shekara ta 1945 zuwa 1946 yana koyarwa a Jami'ar Minnesota (inda abokinsa George Stigler yake aiki). A ranar 12 ga Fabrairu, 1945, an haifi ɗansa, David D. Friedman.  Tambaya: A wace shekara aka haifi ɗan Friedman?
1945 shekara