NHS Providers STP and accountable care background briefing

As part of the new programme on sustainability and transformation partnerships (STPs) and accountable care, this briefing brings together an overview of how national policy has evolved to promote system-based collaboration, including the development of STPs, accountable care systems (ACSs) and accountable care organisations (ACOs).
http://nhsproviders.org/resource-library/briefings/stps-and-accountable-care-background-briefing

Designing a High-Performing Health Care System for Patients with Complex Needs

Ten Recommendations for Policymakers from The Commonwealth Fund International Experts Working Group on Patients with Complex Needs