统一对外支付委托时可选择的收款人范围为该集团下所有企业的收款人。（）
参考答案：对
政治选举
An investor gathers the following information about three U. S. Treasury annual coupon bonds:
Given the above information, how can the investor generate an arbitrage profit()
A. Purchase bond 1 while selling bonds 2 and 3.
B. Purchase bonds 2 and 3 and selling bond 1.
C. Purchase bonds 1 and 3 while selling bond 2.
