S&P 500
The S&P 500, or the Standard and Poor's 500, is the U.S. stock market index that tracks the performance of the 500 largest publicly listed U.S. companies. The 500 companies are weighted in the S&P 500 based on their market capitalization. The S&P 500 serves as a good barometer to gauge the performance of the U.S. stock market.
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International Monetary Fund (IMF)
U.S. savings bonds
Unemployment rate
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Monte Carlo Simulation