Examlex
_________________ is the time and effort that parents must invest in each child they produce.
Economies of Scale
The reduction in per-unit production costs resulting from an increase in the scale of production.
Service Provider
A company or an individual that offers services to others in exchange for payment, such as telecommunications, utilities, or healthcare.
Opportunity Costs
The cost of the most favorable alternative that is lost by deciding on a particular option.
Returns to Scale
The change in output resulting from a proportional change in all inputs used in the production process.
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