Apply the Fisher equation: the nominal interest rate equals the real rate plus expected inflation.
输入实际利率 r 与通胀率 π,求名义利率。
| Item | Formula / Note | Source / Standard |
|---|---|---|
| Fisher equation | Approximation i ≈ r + π; exact form (1+i) = (1+r)(1+π) | Irving Fisher (1930), The Theory of Interest |