ETF是否有利潤弭平的可能性? - ETF
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By Puput
at 2021-12-05T17:10
at 2021-12-05T17:10
Table of Contents
先下結論 : 不用擔心.
算算實際數字 舉最近數字(Google 隨意查的 數字會波動) 你就知道了
1. 市值 ETF規模 根本與股票市場不同等級.
2. 理論上 市場可以區分為 : ETF 購買股票者 + 非 ETF購買股票者.
因為ETF 是根據市值波動而跟著調整.
如果市場只存在ETF持有 則股價應該會接近一攤死水 慢慢收斂到某個數字.
所以真正的波動(股價消長)是來自於 非ETF購買股票者產生.
3. 實際驗算 : 根本不是同一數量級.
台股
總市值 50 兆台幣 約 50,0000 億 台幣
0050 規模 1800 億台幣
1800/50,0000 = 0.36%
美股
總市值 11300000 million USD
用S&P500 VOO 829000 million USD
829000/11300000 = 7.3%
以上數字 參考即可
大賣空先知 Michale Burry a.k.a. Cassandra 也提出過這個類似想法 但差太多了.
印象中 柴鼠也有一集驗算這個. 有空可以去找找看.
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