Examlex
The person who compiled the large set of accurate observations of planetary positions that formed the basis for proving that planets move in elliptical orbits around the Sun was
Marginal Benefit
The additional benefit derived from consuming or producing one more unit of a good or service.
Marginal Cost
The cost involved in generating an extra unit of a product or service.
Market Economy
A type of economic system where decisions regarding investment, production, and distribution are based on supply and demand, with minimal government intervention.
Efficient
Optimally using resources in a manner that maximizes the production of goods and services without wasting them.
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