USIP-CMI-PRIO Project Achieving Durable Peace in Afghanistan has published a report on the peace process in Afghanistan. It includes considerations on getting to a process and the content of a settlement in terms of transitional and longer-term arrangements, drawing both on theoretical and comparative international experiences.
The report can be downloaded from
Nixon, Hamish & Caroline Hartzell, 2011. 'Beyond Power-sharing: Institutional Options for an Afghan Peace Process', USIP Peaceworks. Washington, DC: United States Institute of Peace.