Three years ago, the leadership team at a major manufacturer spent months developing a new strategy for its European business. Over the prior half-decade, six new competitors had entered the market, each deploying the latest in low-cost manufacturing technology and slashing prices to gain market share. The performance of the European unit—once the crown jewel of the company’s portfolio—had deteriorated to the point that top management was seriously considering divesting it.

A version of this article appeared in the July–August 2005 issue of Harvard Business Review.