[{"data":1,"prerenderedAt":46},["ShallowReactive",2],{"q-sec_invest-115-1-020":3},{"exam":4,"examName":5,"chapterSlug":6,"question":7,"related":22},"sec_invest","證券商業務員資格測驗——證券投資與財務分析","c6",{"id":8,"exam":4,"session":9,"qno":10,"question":11,"options":12,"answer":17,"chapter":18,"freq":19,"explanation":20,"difficulty":21},"sec_invest-115-1-020","115-1",20,"無風險資產的貝它(Beta)係數為：",[13,14,15,16],"0","-1","1","無限大",0,"投資組合理論與資本資產訂價",1,"貝它(Beta)係數衡量個別資產報酬相對於整體市場報酬的敏感度,也就是系統性風險的大小。無風險資產(如短期公債)的報酬固定、不隨市場漲跌而變動,與市場報酬毫無連動性,其報酬的變異數為零、與市場的共變數也為零,因此貝它係數為0,選(A)。Beta等於1代表與市場同步波動、屬平均系統性風險,是(C)所述;Beta為負(如-1)代表與市場走勢反向;無限大則是誇張的極端值,現實中不存在。這些皆非報酬固定、零波動的無風險資產所具備的特性,故(B)、(C)、(D)均不選。","easy",[23,27,31,35,39,43],{"id":24,"question":25,"qno":26},"sec_invest-114-3-012","藉由多角化的投資組合策略可以降低何種風險？",12,{"id":28,"question":29,"qno":30},"sec_invest-114-3-013","由甲和乙兩股票構成投資組合，甲股票占 40%，乙股票占 60%，甲股票報酬率的變異數為0.3，乙股票報酬率的變異數 0.5，甲和乙股票報酬率的共變數為 0.3，則此投資組合報酬率的變異數為：",13,{"id":32,"question":33,"qno":34},"sec_invest-114-3-024","資本市場線(Capital Market Line)是表示下列何種選項關係？",24,{"id":36,"question":37,"qno":38},"sec_invest-114-3-025","假設甲投資組合之預期報酬率為 12%，貝它係數為 1.2，市場風險溢酬為 5%，根據資本資產訂價模型（CAPM）計算之無風險利率應為何？",25,{"id":40,"question":41,"qno":42},"sec_invest-115-1-014","假設某甲手上有 2 張 X 股票及 3 張 Y 股票，X 股票的預期報酬率為 15%，Y 股票的預期報酬率為18%，其標準差分別為 18.5%與 21%，若兩股票之相關係數為+1，則其投資組合的標準差為何？",14,{"id":44,"question":45,"qno":30},"sec_invest-115-1-025","已知某公司股票的β是 1.5，市場預期報酬率是 10%，銀行一年期定存利率是 2%，試問：該股票的風險貼水(risk premium)是多少？",1787293956210]