Billy is an economics student and can use a practice exam to test his knowledge. After one hour of studying, he scores 50% on the exam. After two hours, he scores 75%. After three hours, he scores 85%. After four hours, he scores 90%. What economic concept is most clearly illustrated here? a diminishing marginal returns b worker fatigue c input inefficiency d opportunity cost
Billy is an economics student and can use a practice exam to test his knowledge. After one hour of studying, he scores 50% on the exam. After two hours, he scores 75%. After three hours, he scores 85%. After four hours, he scores 90%. What economic concept is most clearly illustrated here? a diminishing marginal returns b worker fatigue c input inefficiency d opportunity cost
Chapter1: Making Economics Decisions
Section: Chapter Questions
Problem 1QTC
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Question
EM.19
Billy is an economics student and can use a practice exam to test his knowledge. After one hour of studying, he scores 50% on the exam. After two hours, he scores 75%. After three hours, he scores 85%. After four hours, he scores 90%. What economic concept is most clearly illustrated here?
a
diminishing marginal returns
b
worker fatigue
c
input inefficiency
d
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