Macroeconomics

100 Per Cent Gold Backing
A monetary rule where currency issued is fully backed by gold reserves at a fixed conversion rate.
Absorption
Domestic spending on consumption, investment, and government purchases, often used to analyze trade and current-account balances.
Abstinence
An older economic term for postponing present consumption in order to save and invest for the future.
Accelerator
A macro idea linking investment to changes in output: rising output raises desired capital and therefore investment.
Accommodatory Monetary Policy
A monetary-policy stance that keeps financial conditions easy to support spending, output, and employment.
Adaptive Expectations
A backward-looking expectations rule in which forecasts are adjusted gradually in response to past forecast errors.
Adjustable Peg
An exchange-rate regime that keeps a currency near a fixed parity most of the time but allows occasional realignment.
Adjustment
The process by which markets, firms, households, or data series move toward a new position after a shock or new information.
Adjustment Costs
Costs that make firms or households change prices, employment, investment, or other decisions gradually instead of instantly.
Adjustment Programme
A package of policies used to correct a balance-of-payments crisis, restore external financing, and stabilize the economy.
Advanced Economies
Countries with high incomes, diversified production, stronger institutions, and typically deeper financial and policy capacity than emerging economies.
Adverse Supply Shock
A negative shock that raises firms' costs or reduces productive capacity, pushing prices up and output down in the short run.
Age-Dependency Ratio
A ratio comparing dependent age groups with the working-age population, used to gauge demographic pressure on labor income and public finances.
Aggregate Demand
Total planned spending on final goods and services in an economy at each overall price level.
Aggregate Demand Schedule
A schedule showing planned expenditure at different levels of income or output in the Keynesian-cross framework.
Aggregate Production Function
A relationship showing how total output depends on aggregate inputs such as capital, labor, and productivity.
Aggregate Supply
The amount of real output firms are willing to produce at different overall price levels, given input costs, expectations, and productive capacity.
Aggregation
The process of combining many individual values into macro-level totals, averages, or indexes.
Aggregation Problem
The difficulty of representing a heterogeneous economy with a few aggregate variables without distorting the underlying relationships.
Animal Spirits
A Keynesian idea describing how confidence, sentiment, and spontaneous optimism can influence spending and investment.
Announcement Effect
A change in prices or decisions today caused by credible news about future policy, earnings, or other economically relevant events.
Annualized Growth Rate
A short-period growth rate converted into a one-year equivalent by assuming the same pace continues and compounds.
Anticipated Inflation
Inflation that households and firms expect and incorporate into wages, prices, and nominal interest rates.
Asian Financial Crisis (1997–1998)
A regional crisis of capital-flow reversals, currency collapses, and banking distress across several Asian economies.
Asymmetric Shocks
Economic shocks that affect regions, sectors, or countries differently rather than uniformly.
Augmented Phillips Curve
A Phillips-curve framework that adds inflation expectations to the inflation-unemployment relationship.
Austerity Measures
Policies that reduce budget deficits through lower public spending, higher taxes, or both.
Automatic Stabilizers
Built-in features of the fiscal system that soften booms and recessions without new legislation.
Autonomous Consumption
Understanding autonomous consumption - the component of consumption that is independent of current income.
Autonomous Investment
Investment spending that does not depend directly on current income or output.
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
A condition of equality or offsetting forces used in economics to describe stable relationships or positions.
Balance of Payments
The record of a country's transactions with the rest of the world over a period.
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
A budget in which government revenue equals government expenditure over the chosen period.
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.
Bank Note
A paper currency claim issued under monetary authority and used as a medium of exchange.
Bank of England
The United Kingdom's central bank, responsible for monetary stability and key financial-system functions.
Bank Rate
The key interest rate set by a central bank as a benchmark for monetary conditions.
Bank Run
A rush by depositors to withdraw funds because they fear a bank may not be able to repay them.
Banking System
The network of banks, central-bank institutions, and supporting rules through which credit and payments are organized.
Base Money
The most liquid form of money, consisting mainly of currency in circulation and bank reserves.
Base-Weighted Index
An index number that measures change using weights fixed in a chosen base period.
Baumol's Law
Baumol's law says service sectors with slow productivity growth become relatively more expensive as economy-wide wages rise.
Bear Market
A bear market is a broad, sustained decline in asset prices accompanied by pessimism, tighter financial conditions, or both.
Beggar-My-Neighbour Policy
A beggar-my-neighbour policy tries to improve one country's economy by shifting demand, unemployment, or adjustment costs onto other countries.
Behavioural Equation
A behavioural equation is a structural equation that represents how households, firms, or other agents respond to incentives and constraints.
Beveridge Curve
The Beveridge curve plots unemployment against job vacancies and is used to study labor-market tightness and matching efficiency.
Biological Interest Rate
The biological interest rate is the return generated by population growth in simple overlapping-generations models.
Black Monday
Black Monday was the global stock-market crash of October 19, 1987, when equity prices fell sharply in a single day.
Blue Book
The Blue Book is the United Kingdom's main national-accounts publication, reporting GDP, income, expenditure, and related macroeconomic data.
Boom
A boom is a phase of rapid economic expansion marked by strong spending, rising output, tight labor markets, and often upward pressure on prices.
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.
Monetary Control
How central banks steer short-term interest rates and monetary conditions to achieve inflation and employment goals.
Money Multiplier
The ratio linking the monetary base to broader money in simplified banking models.
National Income Accounts
The accounting framework that measures an economy's production, income, and spending (GDP, GNP, national income).
New Deal
The package of policies adopted in the US in the 1930s under President Franklin D. Roosevelt to promote economic recovery from the Great Depression.
Paasche Price Index
A price index that uses current-period quantities as weights to compare current prices to base-period prices.
Producer Good
A good intended for use as a capital good or intermediate product by producers, rather than for direct use by consumers.
Seigniorage
Revenue a government obtains by issuing money, closely related to the inflation tax.
Speculative Bubble
A run-up in asset prices driven largely by expectations of resale at higher prices rather than fundamentals.