Primary Activities of Michael Porter's Value Chain - Investopedia
https://www.investopedia.com/ask/answers/050115/what-are-primary-activities-michael-porters-value-chain.asp
WEBSep 1, 2021 · A value chain is the series of systems that a company uses to make money. Michael Porter, who is known for Porter’s five forces, laid out the concept of value chains and how...
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