article thumbnail

What Is Strategy, Again?

Harvard Business Review

It was this received opinion Michael Porter was questioning when, in 1979, he mapped out four additional competitive forces in “ How Competitive Forces Shape Strategy.” Strategies for staying ahead. He was hardly alone — that was evidently how most economists thought about competition, too. Insight Center.

article thumbnail

Apple Versus the Strategy Professors

Harvard Business Review

That's what Michael Porter says , and tough-choice-making has clearly been a big part of Apple's success. To quote Porter: "Strategy renders choices about what not to do as important as choices about what to do." Chan Kim and Renée Mauborgne , and it certainly sounds like what Apple has been up to.