Re: 比綠角更簡單有效的指數投資法? - 投資
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By Kumar
at 2023-02-28T20:46
at 2023-02-28T20:46
Table of Contents
綠大做為我的投資股票或類基金股票啟蒙人,我想在這兒發表。我的看法是,正如遠
大大說的講法,全球市值來講,儘管vt已經是能投資的最分散標的了(追蹤股票最多隻的標
的明晟指數沒人追蹤),但距離真實世界的市值分布還是稍有差異。所以我想如果把新興市
場主動拉到四分之一,雖不中亦不遠矣,長期下來應能更貼近被動市場報酬,隨各區塊市值
波動而波動,我認為各區域內自己的相關性是較高的,畢竟就是人為地把各大地理區塊依照
一些屬性分成幾大市場,這樣稍微拉高比例應該不會脫離真實全市值報酬太多。
至於再平衡則是屬於資產配置投資組合管理學問上行之有年的老方法。先不論
美國現在市值究竟會有多誇張的占比。五十巴仙!七十巴仙!甚至嚇死人的九十巴仙! 就我
這樣幾篇文看下來猜測j大的想法是綠角派要跟隨市值而被動,那麼分成四大區塊主動把新
興市場股票的占比拉高到接近真實世界市值占比,但不進行再平衡應該會更接近j大認為的
被動投資吧。我猜想綠大進行分區再平衡應該有某種相信均值回歸的可能,可能是他認為這
樣能投資得更心安。就市值被動派來說也就是j大認為的綠角派,主動拉高新興市場並且完
全不進行再平衡,就算到最後真實世界的市值占比是新興市場九十八巴仙或亞太已開發九成
八或美國九十八八仙也不進行再平衡,心裡也不會投資得不安穩,綠角本身推崇的做法應該
是讓心裏更安心才能投資得更久的投資組合管理法吧。
※ 引述《commiserate (無)》之銘言
: 綠角資產配置的觀點,可以參考他網誌
: http://greenhornfinancefootnote.blogspot.com/2008/07/1asset-allocation-in-esse
: ncedetermine.html?m=1
: 2007年四個區域市值30:30:25:15
: 新興市場占25%,亞太占15%
: VT呢?現在美國超過50%,新興市場6%
: https://www.etf.com/VT#fit
: 新興市場股市這幾年不會萎縮19%吧
: 較有可能的解釋,是VT因為某些因素而無法完整持有新興市場股票
: 若主張全市場報酬,才應該走綠角路線吧
: 再來論相關性
: 區域股票相關性絕對不是100%完全相關
: 否則不管是各1/4但配置,或是全壓美國,
: 報酬應完全相同
: 事實上就是報酬不同才衍生出本討論串
: 也證明了區域差異存在
: 理論上,只要相關性非100%,就有分散風險的效果,對於資產配置的維持是有好處的
: 手機排版,請見諒
: -----
: Sent from JPTT on my Sony G3226.
--
大大說的講法,全球市值來講,儘管vt已經是能投資的最分散標的了(追蹤股票最多隻的標
的明晟指數沒人追蹤),但距離真實世界的市值分布還是稍有差異。所以我想如果把新興市
場主動拉到四分之一,雖不中亦不遠矣,長期下來應能更貼近被動市場報酬,隨各區塊市值
波動而波動,我認為各區域內自己的相關性是較高的,畢竟就是人為地把各大地理區塊依照
一些屬性分成幾大市場,這樣稍微拉高比例應該不會脫離真實全市值報酬太多。
至於再平衡則是屬於資產配置投資組合管理學問上行之有年的老方法。先不論
美國現在市值究竟會有多誇張的占比。五十巴仙!七十巴仙!甚至嚇死人的九十巴仙! 就我
這樣幾篇文看下來猜測j大的想法是綠角派要跟隨市值而被動,那麼分成四大區塊主動把新
興市場股票的占比拉高到接近真實世界市值占比,但不進行再平衡應該會更接近j大認為的
被動投資吧。我猜想綠大進行分區再平衡應該有某種相信均值回歸的可能,可能是他認為這
樣能投資得更心安。就市值被動派來說也就是j大認為的綠角派,主動拉高新興市場並且完
全不進行再平衡,就算到最後真實世界的市值占比是新興市場九十八巴仙或亞太已開發九成
八或美國九十八八仙也不進行再平衡,心裡也不會投資得不安穩,綠角本身推崇的做法應該
是讓心裏更安心才能投資得更久的投資組合管理法吧。
※ 引述《commiserate (無)》之銘言
: 綠角資產配置的觀點,可以參考他網誌
: http://greenhornfinancefootnote.blogspot.com/2008/07/1asset-allocation-in-esse
: ncedetermine.html?m=1
: 2007年四個區域市值30:30:25:15
: 新興市場占25%,亞太占15%
: VT呢?現在美國超過50%,新興市場6%
: https://www.etf.com/VT#fit
: 新興市場股市這幾年不會萎縮19%吧
: 較有可能的解釋,是VT因為某些因素而無法完整持有新興市場股票
: 若主張全市場報酬,才應該走綠角路線吧
: 再來論相關性
: 區域股票相關性絕對不是100%完全相關
: 否則不管是各1/4但配置,或是全壓美國,
: 報酬應完全相同
: 事實上就是報酬不同才衍生出本討論串
: 也證明了區域差異存在
: 理論上,只要相關性非100%,就有分散風險的效果,對於資產配置的維持是有好處的
: 手機排版,請見諒
: -----
: Sent from JPTT on my Sony G3226.
--
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