A.13.3% B.12% C.16% D.10%
A.7.62% B.6.53% C.8.35% D.7.92%
A.凈營業(yè)收益觀點(diǎn) B.傳統(tǒng)觀點(diǎn) C.信號傳遞理論 D.凈收益觀點(diǎn)