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This has to be one of the most brilliant reads I've come across regarding holding versus selling in times of crisis with regards to shares.
http://www.iht.com/articles/2008/10/09/business/09money.php
The entire doco is awesome, but this point, is fascinating:
".....H. Nejat Seyhun, a professor of finance at the Ross School of Business at the University of Michigan, put together a study in 2005 for Towneley Capital Management, where he tested the long-term damage that investors could do to their portfolios if they missed out on the small percentage of days when the stock market experienced big gains.
From 1963 to 2004, the index of American stocks he tested gained 10.84 percent annually in a geometric average, which avoided overstating the true performance. For people who missed the 90 biggest-gaining days in that period, however, the annual return fell to just 3.2 percent. Less than 1 percent of the trading days accounted for 96 percent of the market gains.
This fall, Javier Estrada, a professor of finance at IESE Business School in Barcelona, published a similar study in The Journal of Investing that looked at equity markets in 15 nations, including the United States. A portfolio belonging to an investor who missed the 10 best days over several decades across all of those markets would end up, on average, with about half the balance of someone who sat tight throughout...."
http://www.iht.com/articles/2008/10/09/business/09money.php
The entire doco is awesome, but this point, is fascinating:
".....H. Nejat Seyhun, a professor of finance at the Ross School of Business at the University of Michigan, put together a study in 2005 for Towneley Capital Management, where he tested the long-term damage that investors could do to their portfolios if they missed out on the small percentage of days when the stock market experienced big gains.
From 1963 to 2004, the index of American stocks he tested gained 10.84 percent annually in a geometric average, which avoided overstating the true performance. For people who missed the 90 biggest-gaining days in that period, however, the annual return fell to just 3.2 percent. Less than 1 percent of the trading days accounted for 96 percent of the market gains.
This fall, Javier Estrada, a professor of finance at IESE Business School in Barcelona, published a similar study in The Journal of Investing that looked at equity markets in 15 nations, including the United States. A portfolio belonging to an investor who missed the 10 best days over several decades across all of those markets would end up, on average, with about half the balance of someone who sat tight throughout...."