We investigate the concept of endogenous information leadership within the financial market. Prior to coordinating their investments, investors establish a star network at a certain cost. The central node of this star network functions as an information leader, collecting and sharing information...

Information and communications technology (ICT) has potential to complement information sharing bureaus (ISB) Most companies use social networks as communication channels because they can provide significant business benefits. This paper focuses on the impact of social networks in a Spanish...