在1987年市场危机期间，他买下了这家投行的一笔股份。
During the market crisis of 1987, he bought a stake in the investment bank.
信号假说模型在样本期间内的中国证券市场中并不成立。
The signaling hypothesis does not stand in the Chinese market during the sample period.
市场是否有在成长？成长持续期间和成长率为何？
Is the market growing, how long will it continue to grow and at what rate?
市场是不是持续增长，成长的持续期间和成长率？
Is the market growing; how long will it continue to grow and at what rate?
市场是否成长？其持续期间和成长率为何？
Is the market growing, how long will it continue to grow, and at what rate?
在这期间积累了大量的市场经验。
在这期间积累了大量的市场经验。
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