#1
Which of the following is NOT a component of the circular flow of income?
Government
Households
Firms
Foreign sector
#2
In the circular flow model, which sector supplies factors of production to firms?
Households
Government
Foreign sector
Firms
#3
Which of the following is NOT a measure of income in an economy?
Gross National Product (GNP)
Net Domestic Product (NDP)
Disposable Income
Consumer Price Index (CPI)
#4
In the Keynesian cross model, what does the 45-degree line represent?
Aggregate demand
Aggregate supply
Equilibrium output
Potential output
#5
What does the Lorenz curve illustrate in economics?
Income inequality
Growth rate of GDP
Price elasticity of demand
Consumer surplus
#6
Which of the following best defines the term 'opportunity cost'?
The cost of producing one more unit of a good
The value of the next best alternative foregone
The total cost of producing a good
The cost of resources used in production
#7
What does the term 'ceteris paribus' mean in economic analysis?
All else equal
Change in quantity demanded
Law of diminishing returns
Market equilibrium
#8
In economics, what is the role of a production possibilities frontier (PPF)?
To illustrate the distribution of income
To represent consumer preferences
To show the trade-off between two goods
To determine the equilibrium price
#9
What is the role of the Federal Reserve System (the Fed) in the United States?
Regulate international trade
Manage fiscal policy
Control monetary policy
Enforce antitrust laws
#10
Which of the following is a characteristic of a command economy?
Private ownership of resources
Centralized planning
Market competition
Laissez-faire approach
#11
What is the main purpose of Gross Domestic Product (GDP) in economic modeling?
To measure the total value of goods and services produced within a country
To measure the total income of households
To measure the total value of imports and exports
To measure the total government expenditure
#12
Which economic model focuses on the relationship between aggregate supply and aggregate demand?
Keynesian model
Neoclassical model
Monetarist model
Classical model
#13
Which of the following best describes the concept of 'marginal propensity to consume' (MPC)?
The proportion of total income that households save
The proportion of additional income that households spend
The proportion of total income that households pay in taxes
The proportion of additional income that households save
#14
According to the neoclassical growth model, what drives long-term economic growth?
Population growth
Government intervention
Technological progress
Aggregate demand
#15
In the Solow growth model, what does an increase in the savings rate lead to?
Decreased capital per worker
Increased capital per worker
Decreased output per worker
Increased output per worker
#16
Which of the following is a characteristic of monopolistic competition?
Many firms selling identical products
A single firm dominating the market
A few large firms dominating the market
Many firms selling differentiated products
#17
Which of the following is a characteristic of a perfectly competitive market?
Product differentiation
Barriers to entry
Price taker behavior
Market power
#18
What does the term 'liquidity trap' refer to in macroeconomics?
A situation where interest rates are very high
A situation where interest rates are very low
A situation where money supply exceeds demand
A situation where monetary policy is ineffective
#19
What does the term 'marginal revenue' represent in microeconomics?
The additional cost of producing one more unit of output
The additional revenue from selling one more unit of output
The total revenue divided by the quantity of output
The total revenue minus the total cost
#20
In game theory, what does the 'Nash equilibrium' represent?
A situation where all players maximize their payoffs
A situation where no player can improve their payoff by changing their strategy
A situation where players collude to maximize their combined payoffs
A situation where players minimize their losses
#21
In a closed economy, leakages from the income flow include all EXCEPT:
Imports
Savings
Investment
Taxes
#22
Which of the following is a characteristic of a closed economy?
No international trade
Free movement of capital
High level of imports and exports
Dependence on foreign aid
#23
According to the Phillips curve, what is the relationship between inflation and unemployment?
Inverse relationship
Direct relationship
No relationship
Depends on monetary policy
#24
What is the primary objective of fiscal policy in macroeconomics?
To stabilize prices
To achieve full employment
To regulate money supply
To control inflation
#25
What does the term 'balance of payments' refer to in international economics?
The difference between exports and imports of goods
The difference between exports and imports of goods and services
The difference between total income and total expenditure
The difference between capital inflows and capital outflows