Lemma
MediumDerivatives
Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §2.2 Powers and Polynomials, #40 · Calculus · Derivatives

(c) negative (?)

This problem is about calculus in economics.

Name a product whose price elasticity is

(a) high

(b) low

(c) negative (?)

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §2.2 Powers and Polynomials, #40

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