Jack Welch is among the famous CEOs because his management style is taught at business schools throughout the country. He has been with the General Electric Company (GE. since 1960. Having taken GE with a market value of about $12 billion, Jack Welch turned it into one of the largest and most admired companies in the world, with a market value of about $500 billion, when he stepped down as its CEO 20 years later, in 2000. As Jack Welch wrote in a letter to shareholders: In the old culture, managers got their power from secret knowledge: profit margins, market share, and all that... In the new economy, the role of the leader is to express a vision, and put it into practice. That calls for open, caring relations with every employee, and face-to-face communication. People who can’t convincingly (有说服力的) express a vision won’t be successful. But those who can will become even more open—because success builds up self-confidence. Welch believed that great business lead
A. technical knowledge
B. overseas experience
C. family background
D. management style
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