We add to the literature by conducting the first empirical assessment of how online networking affects two economically relevant aspects of social capital, i.e. trust and sociability, in a large and representative sample. We address endogeneity in online networking by exploiting technological...

Does Facebook make people lonely and unhappy? Empirical studies have produced conflicting results about the effect of social networking sites (SNS) use on individual welfare. We use a representative sample of the Italian population to investigate how actual and virtual networks of social...

We argue that the use of online networks may threaten subjective well-being in several ways, due to the inherent attributes of Internet-mediated interaction and through its effects on social trust and sociability. We test our hypotheses on a representative sample of the Italian population. We...

Studies in the social capital literature have documented two stylised facts: first, a decline in measures of social participation has occurred in many OECD countries. Second, and more recently, the success of social networking sites (SNSs) has resulted in a steep rise in online social...

Public investment in high speed infrastructure is a priority of the Spanish government. High speed is a technological breakthrough in transport but, from an economic point of view, the question is whether is socially worthy to allocate public funds to this transport option. The answer requires a...

High Speed Railways (HSR) is currently regarded as one of the most significant technological breakthroughs in passenger transportation developed in the second half of the 20th century. At the beginning of 2008 there were about 10,000 kilometres of new high speed lines in operation around the...

The case for building new High Speed Rail (HSR) infrastructure depends its the capacity to generate social benefits which compensate for the construction, maintenance and operation costs. Decisions to invest in this technology have not always been based on sound economic analysis. A mix of...