On-demand computing provides a new way for companies to manage and use their ITinfrastructure. This model of corporate computing radically changes the way companies pay for theirIT infrastructure, basing it on quot;pay per usequot; rather than on the fixed infrastructure investments...

This paper presents a model of local network effects in which agents in a social network each value the adoption of a product by a heterogeneous subset of other agents in their quot;neighborhoodquot;, and have incomplete information about the structure and strength of adoption complementarities...

We study how electronic markets that facilitate broader inter-firm transactions affect the vertical scope of emerging IT-enabled extended enterprises. We do so by modeling firms in a three-tier value chain who are each connected to a common electronic market that facilitates direct business...

The purpose of this document is to respond to selected questions for comment on the proposed framework in the FTC report 'Protecting Consumer Privacy in an Era of Rapid Change: A Proposed Framework for Businesses and Policymakers' (December 1st, 2010). Our responses are based on our ongoing...

We examine the effects of digital access on the prevalence of democracy and its diffusion via trade, geographical and migration networks across 189 countries between 2000 and 2010. We find that different digital technologies may have varying impacts on freedom while affecting its diffusion via...

We study the spread of exogenous demand shocks generated by book reviews featured on the Oprah Winfrey TV show and published in the New York Times through the online co-purchase recommendation network on Amazon.com. We leverage the co-purchase recommendation network on Amazon.com to determine...

We define an economic network as a linked set of entities, where links are created by actual realizations of shared economic outcomes between entities. Such aggregations, which include a wide variety of Web-based product networks, are becoming increasingly available for business use. We analyze...