Plenty of sources cited in this article: https://www.nasdaq.com/articles/want-to-outperform-92-of-professional-fund-managers-buy-this-1-investment-and-hold-it h

Plenty of sources cited in this article: https://www.nasdaq.com/articles/want-to-outperform-92-of-professional-fund-managers-buy-this-1-investment-and-hold-it https://www.nasdaq.com/articles/want-to-outperform-92-of-pro...