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[Midea] Claudia Goldin、Lawrence F. Catz

Gezhi Publishing House  January 2023 Edition

The United States has achieved economic growth that has attracted worldwide attention in the 20th century，Become a global economic overlord。In sharp contrast to the continuous Bet365 lotto review growth of the economy，It is the ups and downs of the gap between the rich and the poor in the United States。At 3/4 of the 20th century，The gap between the rich and the poor in the United States continues to shrink。But from the 1970s，U.S. economic inequality re -explosive，until the beginning of the 21st century。The gap between the rich and the poor in the United States today，Return to the level of reconnection from the early 20th century。What caused the U.S. economic inequality in a very different bet365 live casino games trend in the two periods before and after?

Harvard University Economics Claudia Gordin and Lawrence Kaz believes，Technical changes and education, the two forces of the two forces，Determine the trend of the gap between the rich and the poor in the economy。Technical changes will increase the demand for high -skilled workers，Increase their salary premium; education will increase the supply of high -skilled workers，Reduce their salary premium。Between technical changes bet365 Play online games and education progress，There is a relationship similar to running，Relative leading and backwardness between the two，Determine the evolution trend of unequal income。