楼主 (北美华人网)
In 1913, the top tax bracket was 7 percent on all income over $500,000 ($11 million in today’s dollars1); and the lowest tax bracket was 1 percent. World War I In order to finance U.S. participation in World War One, Congress passed the 1916 Revenue Act, and then the War Revenue Act of 1917. The highest income tax rate jumped from 15 percent in 1916 to 67 percent in 1917 to 77 percent in 1918. War is expensive. After the war, federal income tax rates took on the steam of the roaring 1920s, dropping to 25 percent from 1925 through 1931. ... https://bradfordtaxinstitute.com/Free_Resources/Federal-Income-Tax-Rates.aspx