Scarcity
Supply and Demand
Elasticity and Revenue
Externalities
Types of Goods
100

The basic economic problem that exists because resources are limited but wants are unlimited.

What is scarcity?

100

An increase in consumer income causing greater demand for restaurant meals would shift this curve.

What is the demand curve?

100

A business raises prices and discovers total revenue also rises. This suggests demand is in this range.

What is inelastic?

100

Factory emissions affecting nearby residents are an example of this market failure.

What is a negative externality?

100

A good that remains available to everyone regardless of payment is described as this.

What is nonexcludable?

200

The value of the next best alternative given up when making a choice.

What is opportunity cost?

200

A technological improvement that lowers production costs would cause this market change.

What is an increase in supply?

200

Goods that are typically purchased together are often called 

Compliments

200

The benefit society receives from widespread vaccinations is classified as this.

What is a positive externality?

200

A good whose consumption by one person does not diminish another person's consumption is described as this.

What is nonrival?

300

These exist because society has limited productive resources and cannot have everything it wants.

What are trade-offs?

300

When quantity demanded exceeds quantity supplied at the current price, economists call this condition a __________.

What is a shortage?

300

If consumers continue buying nearly the same amount despite large price changes, demand is described as this.

What is inelastic?

300

The difference between private and social costs is central to understanding this economic problem.

What is market failure?

300

National defense is frequently cited as the textbook example of this category of goods.

What is a public good?

400

This principle states that adding more of a variable input eventually leads to smaller increases in output.

What are diminishing marginal returns?

400

A movement from one point to another on the same demand curve is caused by a change in this variable.

What is the good's own price?

400

A monopolist considering a price cut should first determine the responsiveness of consumers, known as this concept.

What is elasticity of demand?

400

Economists often recommend this policy tool to force polluters to account for external costs.

What is a Pigouvian tax?

400

The tendency for individuals to benefit from a good without contributing toward its cost is called this.

What is the free-rider problem?

500

A student spends Saturday studying for an economics exam instead of working an 8-hour shift. Economists would identify this as the student's __________.

What is opportunity cost?

500

If supply increases while demand decreases, the effect on equilibrium quantity is uncertain, but the effect on this variable is not.

What is price?

500

The tax burden falls entirely on buyers when demand has this characteristic.

What is perfect inelasticity?

500

Negative externalities result in a market quantity that is typically this relative to the efficient level.

What is too high?

500

Markets often fail to provide enough public goods because producers cannot easily do this.

What is charge users?

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