Click the contents button below to download individual chapters. Contents Introduction. An economist’s perspective on security, conflict and peace research 1. Armed conflict 2. Peace operations and conflict management 3. Military expenditure 4. Arms production and military services 5. International arms transfers 6. World nuclear forces 7. Nuclear arms control and non-proliferation 8. Reducing security threats from chemical and biological materials 9. Conventional arms control and military confidence building 10. Dual-use and arms trade controls Annexes Errata SIPRI Yearbook 2012 SIPRI Yearbook 2013, Summary in Catalan Navigate Introduction. An economist’s perspective on security, conflict and peace research ›