You may invest in any one or any combination of funds, all of which are index-based.
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No. The only assurance is that the most conservative fund, the government securities G Fund, will produce a positive return. Because of the way the fund is invested, it cannot suffer a loss.
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The G, S, I and F Fund returns are reduced by administrative costs that typically range annually from about $0.15 to about $0.30 for every $1,000 invested.
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