如何计算Inflation-Adjusted Return
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Real return (inflation-adjusted) shows investment gains after accounting for inflation's erosion of purchasing power. It's always lower than nominal return during inflationary periods.
公式
Real return = ((1 + nominal return) / (1 + inflation)) - 1
分步指南
- 1Enter nominal return and inflation rate
- 2Apply the real return formula
- 3Result shows true purchasing power gain
例题解析
输入
Nominal: 8%, Inflation: 3%
结果
Real return ≈ 4.85%
1.08 / 1.03 - 1
常见错误注意事项
- ✕Simply subtracting inflation from return
- ✕Using CPI incorrectly for personal inflation
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