Obesity has risen dramatically in the past few decades. However, the relative contribution of energy intake and energy expenditure to rising obesity is not known. Moreover, the extent to which social and economic factors tip the energy balance is not well understood. In this longitudinal...

"This book explores the social implications and challenges of E-Business and E-Commerce regarding social inclusion and exclusion, the social shaping of e-business technologies, the changing nature and patterns of work and social activities, and online identity, security, risks, trust and...

"This book presents a careful blend of conceptual, theoretical and applied research in regards to the relationship between technology and humans, exploring the importance of these interactions, aspects related with trust, communication, data protection, usability concerning organizational...

"This book serves as an interdisciplinary base of scholarly contributions on the subject of technoethics, a field that deals with current and future problems that arise at the intersection of science, technological innovation, and human life and society"--Provided by publisher.

"This book focuses on cross-disciplinary research as well as examples of the use of actor-network theory in a variety of fields, including medicine, education, business, engineering, environmental science, computer science, and social science"--Provided by publisher.

"This book combines best practices and empirical research on social networking and other related technologies, emphasizing creative and innovative implementation across various disciplines"--Provided by publisher.

This paper describes a range of methods which have been proposed to study interactions in economic and social contexts. By interactions, we refer to interdependences between individual decisions which are not mediated by markets. These types of models have been employed to understand phenomena...

This paper uses a unique data set to measure peer effects among college age roommates. Freshman year roommates and dormmates are randomly assigned at Dartmouth College. I find that in this group, peer effects are very important in determining levels of academic effort and in decisions to join...

A common practice in the fields of education, mental health, and juvenile justice is to segregate problem youths in groups with deviant peers. Assignments of this sort, which concentrate deviant youths, may facilitate deviant peer influence and lead to perverse outcomes. This possibility adds to...