A.中國(guó)證監(jiān)會(huì) B.中國(guó)證券業(yè)協(xié)會(huì) C.研究機(jī)構(gòu) D.科研院所
A.30% B.40% C.50% D.60%
A.5% B.5%~10% C.10% D.15%