Coordination, Organizations, Institutions, and Norms in Agent Systems III: COIN 2007 International Workshops COIN@AAMAS 2007, Honolulu, HI, USA, May 2007 COIN@MALLOW 2007, Durham, UK, September 2007 Revised Selected Papers

Coordination, Organizations, Institutions, and Norms in Agent Systems II: AAMAS 2006 and ECAI 2006 International Workshops, COIN 2006 Hakodate, Japan, May 9, 2006 Riva del Garda, Italy, August 28, 2006, Revised Selected Papers

Agent Mediated Electronic Commerce: First International Workshop on Agent Mediated Electronic Trading, AMET'98, Minneapolis, MN, USA, May 10th, 1998 Selected Papers

Coordination, Organizations, Instiutions, and Norms in Agent System VII: COIN 2011 International Workshops, COIN@AAMAS, Taipei, Taiwan, May 2011, COIN@WI-IAT, Lyon, France, August 2011, Revised Selected Papers