A.單項(xiàng)資產(chǎn)的β系數(shù)反映單項(xiàng)資產(chǎn)所含的系統(tǒng)風(fēng)險(xiǎn)對(duì)市場(chǎng)組合平均風(fēng)險(xiǎn)的影響程度
B.某項(xiàng)資產(chǎn)的β=某項(xiàng)資產(chǎn)的風(fēng)險(xiǎn)報(bào)酬率/市場(chǎng)組合的風(fēng)險(xiǎn)報(bào)酬率
C.某項(xiàng)資產(chǎn)β=1說(shuō)明該資產(chǎn)的系統(tǒng)風(fēng)險(xiǎn)與市場(chǎng)組合的風(fēng)險(xiǎn)一致
D.某項(xiàng)資產(chǎn)β=0.5說(shuō)明如果整個(gè)市場(chǎng)投資組合的風(fēng)險(xiǎn)收益率上升5%,則該項(xiàng)資產(chǎn)的風(fēng)險(xiǎn)收益率上升10%