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You might look up the economist Paul Collier for some good papers based of COW.

Here is the other big conflict data set used by academics...
http://www.prio.no/CSCW/Datasets/Armed-Conflict/
...

The two Inspector General sites have reports on development efforts, including CERP...just need to dig around a little:
http://www.sigir.mil/
http://www.sigar.mil/

This paper is the first...