<prompt> Muna 1940, Friedman akabvuma chinzvimbo paUniversity of WisconsinMadison, asi akasiya nekuda kwekusiyana nevadzidzisi maererano nekubatanidzwa kweUnited States muHondo Yenyika II. Friedman akatenda kuti United States inofanira kupinda muhondo. Muna 1943, Friedman akabatana neDhipatimendi reWar Research paColumbia University inotungamirwa naW. Allen Wallis naHarold Hotelling, kwaakapedza nguva yasara yeHondo Yenyika II achishanda semuongorori wemasvomhu, achitarisa matambudziko ekugadzirwa kwezvombo, matekiniki ehondo, uye kuyedza kwesimbi. Muna 1945, Friedman akaendesa Mari kubva kuIndependent Professional Practice yakanyorwa pamwe chete naKuznets uye yakapedzwa mukati ma1940 kuColumbia sechidzidzo chake chechiremba. Yunivhesiti yakamupa PhD muna 1946. Friedman akapedza 19451946 gore rekudzidzisa paYunivhesiti yeMinnesota uko shamwari yake George Stigler aishanda.  <response>: Muna 1945 