受互联网和电子商务的影响,除规模经济外,以下哪项经济形式对于电子商务经济不奏效?()
A.垄断理论
B.时效经济
C.成长经济
D.范围经济
参考答案:A
She ______ behind the door in order not to be found. Two minutes later she was safe again.
A.hold her breath
B.catch her breath
C.held her breath
D.lost her breath
下列不属于压力测试的假设情况的是( )。
A.6个月LIBOR增加500个基点B.信用价差增加300个基点C.正常经营状况D.主要货币相对于美元升值15%