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Interest Rate Parity Calculator: Analyze Forex Equilibrium Instantly

Use this calculator to check whether a forward FX quote matches interest-rate parity. Enter the foreign rate, spot and forward quotes; the tool returns the implied domestic rate. Example: 3.5 % foreign rate, 0.8450 forward and 0.8300 spot give 5.37 % implied home rate. Global FX trading averages $7.5 trillion each day (BIS, 2023).

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Holding Period Return Calculator: Measure Multi-Period Investment Performance

Holding-period return (HPR) shows the exact percentage gain or loss you earned over every period you held an asset. Enter each period’s decimal return, press “Calculate,” and the tool multiplies them, subtracts one, and displays your cumulative result. A 2 %, −1 %, 3 % sequence, for example, compounds to 4.01 %. U.S. stocks have delivered roughly 10 % average annual returns since 1926 (Morningstar, 2023).

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Growing Annuity Payment Calculator: Plan Your Future Investments

Use the Growing Annuity Payment Calculator to find the first contribution needed when your deposits rise each period. Enter future value, return rate, payment-growth rate and number of periods; the tool instantly outputs the starting payment using a proven finance formula. Average 401(k) contributions already rise about 6 % per year (Vanguard 2023), so modeling growing payments reflects real-world saving habits.

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Growing Annuity Payment Calculator: Determine Initial Payments Easily

Use this calculator to find the first payment of a growing annuity: enter present value, interest rate, growth rate, and periods; it returns the starting payment that will rise each period. Average U.S. inflation has been 3.2 % per year since 1914 (BLS CPI, 2023), so matching your growth rate to that figure maintains purchasing power.

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