Here are the pdf files of some presentations that I have given:

• My candidacy talk: “On Agents’ Agreement in Incomplete Markets”, which is a part of my Ph.D. thesis (April 2007).
  
• My talk at the 11th International Congress on Insurance: Mathematics and Economics in Piraeus (July 2007).
  
• A talk that I gave in a Summer School in Chios (Greece), which contains some of the results of my forthcoming paper (joint work with G. Zitkovic) “Conditional Indifference Price and Agents’ Agreement in Incomplete Markets” (July 2007).
  
• An introductory talk on “Convex Risk Measures”, which I was invited to give in a Master’s Program in the National and Technical University of Athens (July 2007).    
  
• My Ph.D. Defense Talk (November 2008).