following world war i many american writers such as ernest hemingway, f. scott fitzgerald, ezra pound, and john steinbeck moved to paris and other parts of europe. this group of writers were worried that the u.s. had simply become a place to do business and make money and had failed to develop a cosmopolitan culture. in europe they hoped to live in such a culture, and there they wrote extensively about the post-war world and its scramble to accumulate material goods. which term is associated with this group of writers?