Alliances between companies, whether they are from different parts of the world or different ends of the supply chain, are a fact of life in business today. Some alliances are no more than fleeting encounters, lasting only as long as it takes one partner to establish a beachhead in a new market. Others are the prelude to a full merger of two or more companies’ technologies and capabilities. Whatever the duration and objectives of business alliances, being a good partner has become a key corporate asset. I call it a company’s collaborative advantage. In the global economy, a well-developed ability to create and sustain fruitful collaborations gives companies a significant competitive leg up.

A version of this article appeared in the July–August 1994 issue of Harvard Business Review.