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An index fund is a pooled investment that holds the same stocks or bonds as a market benchmark, in the same proportions, and follows a passive approach. The flagship U.S. example i...
Beyond picking funds, asset allocation — how much of your portfolio sits in each asset class — is the dominant driver of long-term results. The three-fund portfolio of total U.S. s...
The standard priority order for U.S. tax-advantaged contributions begins with the 401(k) up to the employer match — that match is an immediate 50-100% return on your contribution....
Tax efficiency in investing comes down to managing where your assets live and when you realize gains. Long-term capital gains on assets held more than one year are taxed at 0%, 15%...
Bond prices move opposite to yields because existing bonds with fixed coupons become less attractive when new bonds offer higher coupons, and vice versa. Duration measures a bond's...
The 4% safe withdrawal rule originated in Bengen's 1994 study and the Trinity study of 1998: withdrawing 4% of the starting portfolio balance, then adjusting for inflation each yea...
The greatest threat to investment returns is not market volatility but the investor's own behavior. Studies such as DALBAR's Quantitative Analysis of Investor Behavior and Mornings...
Modern Portfolio Theory's central insight is that combining assets with low correlation can produce higher expected return at lower risk than holding either asset alone — diversifi...
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