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Personal Business: INVESTING
TABLE: How Much Is Too Much?
How many equity mutual funds should people hold of the same investment type
before the benefits of diversification diminish? The figures below show the
average statistical correlation between the number of funds in your portfolio
and an underlying benchmark index. The higher the number, the greater the
likelihood you'll mimic the market.
NUMBER OF TYPE OF FUND
FUNDS IN YOUR GROWTH &
PORTFOLIO GROWTH INCOME BALANCED INTERNATIONAL
1 .91 .94 .91 .82
2 .93 .96 .95 .91
4 .95 .97 .96 .92
6 .95 .98 .96 .92
8 .95 .98 .97 .92
10 .99 .98 .97 .92
DATA: PRUDENTIAL DIVERSIFIED INVESTMENT STRATEGIES