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Budget for your new purchase with detailed loan calculators.
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Explore the effects of increasing or decreasing a payoff period:
Determine interest rates, dividends and other details for simple and complex loans.
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Analyze the values of currencies from all around the world.
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Figure out the right amount to tip.
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Calculate values of fixed-income securities.
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Get data about US government bonds:
Explore options in derivatives contracts.
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Analyze option strategies (butterfly, straddle, collar, etc.):
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Investigate income tax data by bracket, status and more.
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View breakdowns of state and local sales tax rates.
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Compute revenue from online advertising.
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Delve into the history of the US dollar.
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Convert one historical quantity of US money to another: