If the slope of a demand curve is constant, then we know that

A) elasticity of demand is also elastic everywhere.
B) elasticity of demand is constant and elastic.
C) elasticity of demand is inelastic everywhere.
D) elasticity of demand varies along the demand curve.


Answer: D

Economics

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Which of the following best illustrates the adverse selection problem?

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Economics

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Economics

Which of the following observations is true of the principle of comparative advantage?

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Economics