A.食品類股票、醫(yī)療類股票 B.醫(yī)療類股票、鋼鐵類股票 C.汽車類股票、鋼鐵類股票 D.地產(chǎn)類股票、汽車類股票
A.比無(wú)風(fēng)險(xiǎn)收益高0.8% B.比無(wú)風(fēng)險(xiǎn)收益低0.8% C.比市場(chǎng)平均水平高0.8% D.比市場(chǎng)平均水平低0.8%
A.18.33% B.12.93% C.15.8% D.19%