Handset makers such as Samsung and Micromax use technologies that are mostly owned by other companies to build their own cellphones and devices.

WSJ: Micromax to Negotiate Patent Pact With Ericsson

You may argue that old-economy companies can just as easily build their own e-commerce offerings.

FORBES: Digital Rules

Later this year Pascarella will roll out Visa Commerce, a system he hopes will rival the B2B networks that some companies are trying to build on their own.

FORBES: Companies & Strategies

The best leaders I know regularly break out of their own patterns in hiring and promoting, and as a result they build vital, vibrant teams and companies that are better equipped to respond to a changing world.

FORBES: Why Smart Leaders Don't Clone Themselves