人均收入,人口密度,平均寿命,人口净增数,这四个指标中属于质量指标的有()。
A、1个
B、2个
C、3个
D、4个
参考答案:C
使用“请”字可以使话语变得委婉而礼貌,易于赢得客户的理解和支持。(1分)
An analyst does research about borrowing funds to purchase bonds. The sale of a security with a commitment by the seller to buy the same security back from the purchaser at a specified price at a designated future date is best described as:()
A. margin buying.
B. negotiable CDs.
C. a repurchase agreement.