Examlex
A focus group involves
Free Riders
Individuals who benefit from resources, goods, or services without paying for them, often leading to under-provision or depletion of those resources.
Club Goods
Items that are non-rivalrous but excludable, meaning that one person's use does not reduce availability to others but access can be restricted, typically through a membership fee.
Private Goods
Private goods are products that are excludable and rival in consumption, meaning their use is limited to paying customers and one person's consumption prevents another's.
Externalities
Economic side effects or consequences that affect uninvolved third parties; can be negative (costs) or positive (benefits).
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