Is natural resource endowment in developing countries a source of income and prosperity or a cause of destabilization and conflict?

Readings
Ross, Michael. 2004. What do we know about natural resources and civil war? Journal of Peace Research 41:337-56.
Humphreys, Macartan. 2005. Natural resources, conflict, and conflict resolution: Uncovering the mechanisms. Journal of Conflict Resolution 49 (4): 508-37.
Collier, Paul, V. L. Elliott, Hvard Hegre, Anke Hoeffler, Marta Reynal-Querol, and Nicholas Sambanis. 2003. Breaking the conflict trap: Civil war and development policy.Washington, DC:World Bank and Oxford University Press.
Collier, Paul, and Anke Hoeffler. 2000. Greed and grievance in civil war.World BankWorking Paper Series 2000-18, April 26, Washington, DC.
Collier, Paul,. 2002a. Greed and grievance in civil war. World Bank, DECRG. http://econ.worldbank.org/ programs/conflict.
Collier, Paul, 2002b. On the incidence of civil war in Africa. Journal of Conflict Resolution 46 (1): 13-28.
Collier, Paul, 2004. Greed and grievance in civil war. Oxford Economic Papers 56 (4): 563-96.