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Basic Question 0 of 2
According to McGahan and Porter, industry and competitive forces can act as ______ on a company's returns.
B. a ceiling
C. both a ceiling and a floor
A. a floor
B. a ceiling
C. both a ceiling and a floor
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I just wanted to share the good news that I passed CFA Level I!!! Thank you for your help - I think the online question bank helped cut the clutter and made a positive difference.

Edward Liu
Learning Outcome Statements
define, calculate, and interpret modified duration, money duration, and the price value of a basis point (PVBP)
CFA® 2026 Level I Curriculum, Volume 4, Module 11.