Fisher Equation Calculator

Exact & Approx Scenarios Charts CSV/PDF

Fisher Equation Calculator — Real, Nominal & Inflation

Solve any one of nominal real or inflation when the other two are known using exact Fisher or the simple approximation with compounding controls continuous forces CPI based inflation scenarios sensitivity charts after tax reporting growth visuals CSV downloads PDF summary and shareable links for embedding on finance course pages classrooms assignments benchmarks dashboards

Inputs
Exact: 1+rₙ = (1+rᵣ)(1+π). Continuous uses forces: δₙ = δᵣ + δ_π.
%
Comp.
Tax%
%
Comp.
Label
%
Comp.
Label
If both CPIs present and label is “Realized (from CPI)”, inflation APY is inferred as (CPI_end/CPI_start)^(1/years) − 1.
When off, we assume all effective rates are annualized and aligned.

-2%0%12%
Display only; calculations use numbers.
Break-even Inflation
%
%
Results
Mode: Exact · Solve: Nominal
Solved value
exact / approx
Effective annual rates
APYₙ:
APYᵣ:
APYπ:
Horizon totals
Future value:
Purchasing power (real):
Cumulative inflation:
Real return over horizon:
Step-by-step
Growth Over Time
Monthly points
Sensitivity
Solved variable vs π
Scenario Grid
# Real rᵣ (APR%) Inflation π (APR%) Solve Exact Approx
Enter either rᵣ or π per row and choose which to vary; the solved values populate automatically using your current mode (Exact/Approx or Continuous).

Related Calculators

Cobb-Douglas Production FunctionComparative AdvantageGDPGDP Growth RateInterest Rate ParityMarginal Propensity to Consume (MPC)Money MultiplierNet Stable Funding Ratio (NSFR)Purchasing Power Parity (PPP)Price Elasticity of Supply

Important Note: All the Calculators listed in this site are for educational purpose only and we do not guarentee the accuracy of results. Please do consult with other sources as well.