4. The inverted-U theory suggests that R&D expenditures as a percentage of sales ____________ with industry concentration

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4. The inverted-U theory suggests that R&D expenditures as a percentage of sales ____________ with industry concentration after the four-firm concentration ratio exceeds about 50 percent. [LO14.6]

a. Rise

b. Fall

c. Fluctuate

d. Flatline

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Microeconomics

ISBN: 9781108420969

15th Canadian Edition

Authors: Campbell R. Mcconnell, Stanley L. Brue, Sean M. Flynn, Thomas P. Barbiero

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