Macroeconomics

Accelerator
A macro idea linking investment to changes in output: rising output raises desired capital and therefore investment.
Animal Spirits
Keynes’s term for confidence, fear, and narratives that move spending and investment under uncertainty.
Anticipated Inflation
Inflation that households and firms expect and incorporate into wages, prices, and nominal interest rates.
Autonomous Consumption
Understanding autonomous consumption - the component of consumption that is independent of current income.
Backdoor Monetary Policy
Non-transparent central bank actions that influence liquidity, rates, or markets outside standard public channels.
Bad Money Drives Out Good (Gresham’s Law)
When two forms of money circulate at a fixed rate, undervalued ‘good’ money is hoarded while overvalued ‘bad’ money remains in circulation.
Balance of Trade
The difference between a country’s exports and imports of goods; a core part of the current account.
Balance-of-Payments Crisis
A situation where a country cannot finance external payments sustainably, triggering reserve losses, currency pressure, or default risk.
Balanced Budget Amendment
A proposed constitutional rule requiring government expenditures not to exceed revenues within a fiscal year.
Balanced Budget Multiplier
In Keynesian models, equal increases in government spending and taxes raise output by exactly the spending increase.
Balanced Growth Path
A trajectory where key aggregates—output, capital, and often consumption—grow at the same constant rate, keeping ratios stable.
Balances with the Bank of England
Reserve balances UK commercial banks hold at the Bank of England to settle payments and meet liquidity needs.
Bank
A financial institution that takes deposits, extends credit, and provides payment and financial services.
Bank Deposit
Money placed at a bank that becomes a bank liability and a depositor asset.
Consumer Price Index
A price index tracking changes in the cost of a representative basket of consumer goods and services (a common inflation measure).
Disposable Income
Income available for consumption or saving after direct taxes and mandatory contributions (as defined in national accounts).
Economic Growth
A sustained increase in real output, usually measured by real GDP (often per capita) over time.
Escalator Clause
A contract clause that adjusts wages, rents, or prices over time using an inflation index (such as the CPI).
Gross Domestic Product (GDP)
The market value of all final goods and services produced within a country in a given period.
Increase in the Book Value of Stocks and Work in Progress
An accounting measure of inventory and work-in-progress changes; in national accounts it relates to change in inventories within investment.
Juglar Cycle
A medium-term business cycle, often linked to investment and credit dynamics, lasting roughly 7 to 11 years.
Kondratieff Cycle
A hypothesized long wave (about 40-60 years) in economic activity, often linked to major technological shifts; evidence is debated.
Maastricht Treaty
The 1992 Treaty on European Union that created the EU and set the roadmap for Economic and Monetary Union and the euro.
Menu Costs
The real costs firms face when changing prices, which can generate aggregate price stickiness.
Paasche Price Index
A price index that uses current-period quantities as weights to compare current prices to base-period prices.