美国 现代美国  (1906 AD～1950 AD)

 Finance equity： 《经济危机，你准备好了吗？：大萧条时代》 Read works of Dixon Wecter at 百家争鸣

　　American historian Henry Huntington Library, American Literature researchers. Author of "American Civilization reform paradigm," "American hero", "Legends of American society: social ideal Record 1607-1937" and many other works. Meanwhile, Wachter is also the leader of Mark Twain, edited the "Mark Twain To Fairbanks", "Mark Twain Love Letter" and so on.