Economics

Automatic stabilizers are built-in fiscal mechanisms — like the progressive tax system and unemployment insurance — that automatically cushion economic downturns without new legislation. Learn how they work, how they compare to discretionary fiscal policy, and where they fall short.

Understand the difference between the budget deficit and national debt. Covers debt-to-GDP, debt dynamics, historical U.S. debt trends, and fiscal sustainability.

Learn the four stages of the business cycle — expansion, peak, contraction, and trough — how the NBER officially dates recessions, and what the 2007-2009 Great Recession looked like from start to finish.

The real exchange rate measures the relative price of domestic goods in terms of foreign goods. Learn the RER formula, how appreciation and depreciation affect trade, and the macro forces that determine exchange rates.

Learn how the trade balance, balance of payments, and capital flows are connected. Covers net exports, the NX = NCO identity, the saving-investment identity, twin deficits, capital flight, and real-world U.S. trade data.

Learn the difference between real and nominal GDP, how the GDP deflator works, why the BEA uses chain weighting, and how to avoid common analytical mistakes when measuring economic growth.

The crowding out effect explains how government borrowing raises interest rates and displaces private investment, reducing the net impact of deficit spending on the economy.

The loanable funds market explains how saving and investment interact to determine the real interest rate. Learn the S = I identity, supply and demand for funds, budget deficit effects, and how the model compares to the money market.

Learn the economics of the minimum wage — the competitive model vs monopsony, Card-Krueger evidence, who earns the minimum wage, and the ongoing policy debate.

The Federal Reserve System is the central bank of the United States, responsible for monetary policy, bank supervision, financial stability, and the payments system. This guide explains the Fed’s structure, dual mandate, and why central bank independence matters.

The quantity theory of money explains how money supply growth determines inflation through the equation of exchange MV = PY, velocity of money, classical dichotomy, and monetary neutrality.

The unemployment rate measures the percentage of the labor force that is jobless and actively seeking work. This guide covers how the BLS calculates the unemployment rate, labor force participation rate, employment-population ratio, and U-3 vs U-6 measures.