Macro by Mark

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The Fisher equation decomposes the nominal interest rate into the real interest rate plus expected inflation: i = r + pi_e. It is the bridge between monetary conditions and real borrowing costs.

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This model uses static comparative statics -- no genuine time axis exists.

Shock presets

Inflation expectations spike

Agents revise expected inflation upward, pushing nominal rates higher.

Real rate decline

A savings glut or weaker investment demand pushes the real rate down.

Controls

Diagram, readouts, and summary update with each change.

Fundamentals

Real interest rate2

Expectations

Expected inflation2.50

Inflation risk premium0.30

Impact summary

Current nominal rate

Nominal rate

4.80

Real rate

2.00

Expected inflation

2.50

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Theory-Based Models

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Macro by Mark

Unlock Full Macro Model Library with Starter.

This feature is exclusively available to Starter, Research, and Pro. Upgrade when you need this workflow, review pricing, or send a question before changing plans.

Upgrade to Starter View pricing Questions?Already subscribed? Sign in

What you keep on Free

Create and edit one custom board
Use up to 3 widgets on each Free board
Browse indicators and calendar