Compléter ProsperityVersion en ligne Content Statement 28 par Jefferson County ESC 1 boom ownership II services automobile suburbs consumerism baby freeways prosperity goods housing pop life ? The United States experienced a period of unprecedented and economic growth following World War . ? Increased public demand for and contributed to this economic . ? The demand for and ownership led to the growth of , outlying residential areas adjacent to cities . ? As automobile increased , new were built , allowing people to move out of the center city and commute from the suburbs . ? The postwar prosperity produced some other " epic changes " that included the boom , increased , increased mobility via automobiles , culture , franchising , and longer spans .