17 pages. "To date, employers have relied on relatively blunt instruments for managing health care costs -- selecting health plans based on network discounts and provider access, and increasing consumer cost-sharing to mitigate cost trends.... Many large employers recognize a need to change the current dynamic of volume-based incentives to value-based contracting strategies that better reward quality care and efficiency in resource management. But employers no longer believe that the key differentiation is among health insurance plans; it's about the differentiation of their provider networks and the underlying provider contracting arrangements."  MORE >>