Is greed or grievance the main motivation behind contemporary civil wars?

Is greed or grievance the main motivation behind contemporary civil wars? Order Description I need about 2000-word British English essay excluding the reference and be must be double-spaced, There is strict control of plagiarism so it must have no traces at of it except the quotes and reference. The type reference must be Harvard style. I need the references to contain some of these books and writers and journals in these topics and any other relevant books that you may add. 1. John Keen (2012), Useful Enemies: When Waging Wars is More Important Than Winning Them, New Haven: Yale University Press 2. Peter Walker and Daniel Maxwell (2009), Shaping the Humanitarian World, London: Routledge (ebook) 3. Alex J. Bellamy and Paul D. Williams (2010), Understanding Peacekeeping, 2nd edition, Cambridge: Polity PLACE THIS ORDER OR A SIMILAR ORDER WITH US TODAY AND GET AN AMAZING DISCOUNT :)