A.股票 B.期權(quán) C.權(quán)證 D.可轉(zhuǎn)債
A.交割制度風(fēng)險(xiǎn) B.信用風(fēng)險(xiǎn) C.操作風(fēng)險(xiǎn) D.法律風(fēng)險(xiǎn)
A.5%~10% B.5%~15% C.10%~15% D.10%~20%