A positive externality happens when the production or use of a product or service gives benefits to other
Glossary Category: Economic Efficiency, Market Failure
externalities
Externalities, also known as spillover effects, occur when producing or consuming a good or service impacts a third
private benefits
Private benefits are the advantages received directly by an individual person or a business from consuming or producing
private costs
Private costs are the expenses a business or individual must pay to produce a good or service. These
reasons for market failure
Market failure occurs when a free market fails to distribute resources efficiently, leading to outcomes that do not
market failure
Market failure happens when the free market is unable to distribute resources in the best possible way, resulting
dynamic efficiency
Dynamic efficiency occurs when an economy improves its performance over a long period, rather than just at a
Pareto optimality
Pareto optimality, also known as Pareto efficiency, is a state where resources are distributed in a way that
allocative efficiency
Allocative efficiency happens when resources are used to produce the mix of goods and services that society values
productive efficiency
Productive efficiency happens when a company or an economy produces goods at the lowest possible cost, using the