In the article, $$What is Strategy$,$ Michael Porter makes the point that operational effectiveness is necessary but not sufficient for a company to maintain a superior performance. This is because:

Question $6$ options:

Operational effectiveness processes create a unique set of activities for a firm.

Operational effectiveness processes are easily copied, making it difficult for a firm to remain ahead of its rivals.

Operational effectiveness does not lead to increased profitability

Operational effectiveness does not lead to increased revenues.

Operational effectiveness practices usually spread slowly throughout an industry.