Macroeconomics Models
Browse compact macro models for mechanism-first explanation, then move through a single overview, explore, and compare shell. Open proofs only when you need derivation detail.
Browse by model family
Theory-Based Models
Use theory-based models as mechanism maps. They are strongest when the reader needs a clean channel, an equation, and a disciplined first pass before adding data or heterogeneity.
Reading lens
Frame
Goods market
Output, spending, saving, and demand conditions.
IS-LM Model
Demand and liquidity conditions at one short-run equilibrium.
AD-AS-LRAS Model
Demand, supply, capacity, output, and price-level adjustment.
Keynesian Cross
Planned expenditure, income, multipliers, and demand shifts.
Permanent Income Hypothesis
Permanent income, temporary shocks, and consumption smoothing.
Life-Cycle Hypothesis
Work-life income, retirement, wealth, and consumption smoothing.
Growth
Capital, technology, population, and long-run output.
Solow Growth Model
Saving, depreciation, population growth, technology, and steady-state capital.
Harrod-Domar Growth Model
Saving, capital-output ratios, depreciation, and warranted growth.
AK Endogenous Growth Model
Investment, broad capital, depreciation, and sustained growth.
Ramsey-Cass-Koopmans Model
Optimal saving, consumption paths, capital dynamics, and transition speed.
Business cycle
Shock propagation, gaps, persistence, and adjustment.
Money market
Money demand, liquidity, reserves, and nominal anchors.
Financial market
Saving, borrowing, interest rates, and credit allocation.
Labor
Employment, wages, matching, unemployment, and slack.
Inflation
Prices, expectations, and nominal adjustment.
Policy
Rules, credibility, fiscal choices, and stabilization.
Open economy
Exchange rates, capital flows, trade, and external balance.
Intergenerational
Age structure, saving horizons, and fiscal incidence.