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For which pair of variables is it impossible to determine the direction of the relationship?
Resources
Assets, materials, and inputs needed for the production of goods and services, including natural resources, human resources, and capital.
Economics
The social science concerned with how individuals, institutions, and society make optimal (best) choices under conditions of scarcity.
Scarce Resources
Resources that are limited in supply and cannot meet all the wants and needs of a society.
Trade-offs
Decisions that involve sacrificing one goal or benefit in order to gain another, often used in the context of economic and financial planning.
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