Examlex
One problem facing advertisers is that consumers screen out messages that are not relevant to them.
Wasteful
Referring to the use or allocation of resources in an inefficient manner, leading to unnecessary loss or expenditure.
Interstate Highway
A network of controlled-access highways that form part of the National Highway System in the United States, facilitating interstate and long-distance travel.
Nonexcludability
A characteristic of public goods where it is impossible or highly costly to exclude individuals from consuming the good.
Marginal Costs
The hike in total expenditure resulting from the production of an incremental unit of a product or service.
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