Applied systemic approach in the banking sector: financial contagion in the “cheques-as-collateral” network

Friday, 6 May, 2011 - 11:00
Hotel Stratos Vassilikos

The global financial crisis that started in 2007 epitomized the role of strong financial ties as a carrier for propagation of shocks. The rapid viral spreading of the financial turmoil from the US sub-prime mortgage market to mammoth international financial institutions manifested that global economy is based on numerous, strong, unexplored and unanticipated interdependencies among networks in credit, trade, investment and supply chains.

Modeling Web Evolution

Friday, 14 January, 2011 (All day)

The Web is the largest human information construct in history transforming our society. How can we understand, measure and model the Web evolution in order to design effective policies and optimize its social benefit? Early measurements of the Internet traffic and the Web graph indicated the scale-free structure of the Web and other Complex Networks. Going a step further Kouroupas, Koutsoupias, Papadimitriou and Sideri (KKPS) presented an economic-inspired model which explains the scale-free behavior as the interaction of Documents, Users and Search engines.