Very Misleading,单一入场时间点选择性偏差。更准确的方法是用DCA的多个入场时间点。举例。。
QQQ 单一入场点投资:6/30/2000 ~ 6/30/2023, Annualized return= 6.94%
QQQ 单一入场点投资:6/30/2003 ~ 6/30/2023, Annualized return= 14.2% (晚三年投资,差别高达每年7.26%)
QQQ DCA多个入场点投资:6/30/2000 ~ 6/30/2023, Annualized return= 14.4%
QQQ DCA多个入场点投资:6/30/2003 ~ 6/30/2023, Annualized return= 15.8% (差别每年1.4%)
结论:花街擅长于玩弄报表数据,不要take it at its face value.
