保险风险转移的劣势是机会成本()。
A.为零
B.不变
C.减少
D.增加
参考答案:D
His suggestion made me angry, but _______.
A.making others happy
B.to make others happy
C.others happy
D.with others happy
预先不承诺养老金支付水平,根据个人账户本息积累情况决定养老金水平,是().
A.缴费确定制
B.待遇确定制
C.市场确定制
D.政府确定制