Examlex
Which of these objects was farthest from the Sun in 1990?
Miles
A unit of distance or length, traditionally equal to 5280 feet in the United States and slightly more than 1609 meters by international agreement.
Perfect Substitutes
Goods that a consumer is completely indifferent between, meaning that one can replace the other in consumption without any loss of utility.
Income Effect
The income effect describes how a change in a consumer's income affects their purchasing power and consumption choices.
Substitution Effect
The economic concept describing how consumers react to a change in price of a good by substituting it with another good, holding their level of satisfaction constant.
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