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Yes, we live in trying times, and investors should be concerned about a feeble economy and volatile, often irrational markets. But now more than ever, we need to shunt aside emotions and approach our investments with logic and detachment, and take a long-term view. By understanding the fundamentals of fund investing -- knowing how to buy and when to sell -- you can be a better investor in any market.
By Nellie S. Huang, Senior Associate Editor