6. Sharing data beyond company walls? Not so fast.

The takeaway:

There’s increasing buzz about a coming shift to ecosystems, with the assumption that far greater value will be delivered to customers by assembling a breadth of the best data and analytics assets available in the market rather than

by creating everything in-house. Yet data leaders are building cultures that see data as the “crown jewel” asset, and data analytics is treated as both proprietary and a source of competitive advantage in a more interconnected world. (For more on the potential and perils of data sharing, see “Shaking up the value chain.”)