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  3. 　　Could the reason for the world’s economic misfortunes all come down to finger length? Although certainly an oversimplification

　　Could the reason for the world’s economic misfortunes all come down to finger length? Although certainly an oversimplification

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问题 　　Could the reason for the world’s economic misfortunes all come down to finger length? Although certainly an oversimplification of our【C1】 ________ troubles, scientists have shown that financial traders who lose the biggest dollars are more 【C2】 ________ to have shorter ring fingers than index fingers.
    Former Wall Street trader and scientist John Coates of the University of Cambridge wondered whether finger ratio really correlated with trader success. His team 【C3】 ________ that traders with the lowest index-to-ring-finger ratios made the most money over a 20-month period, even when the researchers controlled for years of experience. They averaged the 【C4】 ________ of $1,232,590, nearly six times more than that of men with【C5】 ________ ratios. "I almost fell off my chair," says Coates. "I could not believe what I was seeing."
    Tim Harford, a columnist for the Financial Times and author of The Logic of Life: The Rational Economics of an Irrational World, calls the study "fascinating." He says he’s glad to see that economists have 【C6】 ________ looking at financial markets in terms of natural 【C7】 ________ instead of looking at them in terms of rational people making rational decisions.
    Coates, 【C8】 ________ , says it is important to note that this study 【C9】 ________ on only one type of trading, and increased confidence and quick reactions may in fact be an obstacle to those trading over long periods of time, like investors at hedge funds and investment banks. "Each 【C10】 ________ of trading may require a different set of traits," he says.
    A) focuses            E) strengthens            I) high            M) moreover
    B) started            F) likely                 J) conventional    N) selection
    C) however            G) equivalent             K) found           O) current
    D) figure             H) style                  L) studied
【C9】
选项
答案A
解析 此处应为动词。此处的行文时态为一般现在时，根据主语this study可知此处应为动词的第三人称单数形式，词库中focuses和strengthens均符合，但只有focuses能跟on搭配，表示“集中在”，符合文意。
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