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© 2026 Mark Jayson Nation

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Theory-Based Models

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AK Endogenous Growth
Model

An endogenous growth model where output is linear in broad capital (Y = AK), eliminating diminishing returns and producing perpetual growth driven by the saving rate.

Compare

Side-by-side scenario comparison. Static equilibrium — point equilibria only.

Scenario tray

Current scenario

This is always the anchor column for the comparison view.

Presets

High productivity

Productivity A=0.4 boosts the perpetual growth rate.

Low saving trap

Savings rate at 12% may not offset depreciation.

Save a scenario from the Graph page in this browser to add more columns here.

Current scenario

Growth rate

2.50

A

0.30

Savings rate

25.0

Delta table

ReadoutCurrent scenario
Growth rate
2.50
A
0.30
Savings rate
25.0

Analysis notes

Back to graphOpen proof