问题已解决
兩個(gè)股票相關(guān)系數(shù)為0時(shí)投資組合能降低風(fēng)險(xiǎn)嗎?
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冉老師
金牌答疑老师
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你好,學(xué)員,當(dāng)相關(guān)系數(shù)為 0 時(shí),兩種證券的收益率不相關(guān),就是毫無瓜葛的意思,不能降低風(fēng)險(xiǎn)的
2023 08/20 19:18
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2023 08/20 21:10
-1——1中間,都能降低風(fēng)險(xiǎn)?
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2023 08/20 21:12
是的,學(xué)員,你說的很對(duì)的
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2023 08/21 08:10
兩個(gè)股票相關(guān)系數(shù)為0時(shí)投資組合能降低風(fēng)險(xiǎn)嗎?到底能不能?
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2023 08/21 08:12
不能的,上面-1到1不包括0,這個(gè)0意味著毫無關(guān)系的,學(xué)員
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2023 08/21 08:18
不對(duì)吧,沒有說不包括0
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2023 08/21 08:28
學(xué)員,早上好
很不好意思,老師專門去查了,-1到1包括0,其他0有分散風(fēng)險(xiǎn)
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2023 08/21 08:40
【老師專門去查了】查的資料讓我看看
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2023 08/21 09:30
你好,學(xué)員,老師從教材截圖的,圖片
教材沒有明確去掉0,是不能去除的
FAILED
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