( )属于货币市场工具。
A．股票 B．企业债券 C．商业票据 D．投资基金
参考答案：C
解析： 商业票据期限一般短于1年。
动画片叙事结构中的戏剧式结构讲究“起承转合”，请说一下“起承转合”各为什么意思？
An analyst does research about margin purchase of stocks. An investor purchased 100 shares of a stock selling at $ 60 per share. The investor borrowed the maximum amount allowed by the initial margin requirement of 60 percent. If the stock price increases to $70 per share, the investor's return before commission and interest on the loan is closest to:
A. 16.7%B. 27.8%C. 41.7%
