Research on everyday life information seeking has demonstrated that people often relied on other people to obtain the information they need. Weak ties (i.e., acquaintances) were found to be particularly instrumental to get new information. This study employed social network analysis to examine the characteristics of the ties through which late adolescents (15-17 years old) discover new music. I...

This study investigates the effects of human capital, social capital and their interaction on the performance of 1,398 Vietnamese new-born firms. Operating profit is used as the measure of success. Human capital is captured by individual-level professional education, start-up experience, and learning. Whereas the first two dimensions of human capital are measured with traditional indicators, we...

An efficient strategy for the identification of influential spreaders that could be used to control epidemics within populations would be of cons iderable importance. Generally, populations are characterized by its commun ity structures and by the heterogeneous distributions of weak ties among nodes bridging over communit ies. A strategy for commun ity networks capable of identifying influentia...

Internet, as a new channel of WOM, enables consumers to get multiply WOM messages. However, there is a very real consumer situation that consumers may receive opposite messages (positive-negative) from the same sources. According to tie strength, this paper divides e-WOM sources into strong tie sources and weak tie sources, examining how e-WOM sources moderate the influence of e-WOM presentatio...

This paper incorporates job search through personal contacts into an equilibrium matching model with a segregated labour market. Job search in the public submarket is competitive which is in contrast with the bargaining nature of wages in the informal job market. Moreover, the social capital of unemployed workers is endogenous depending on the employment status of their contacts. This paper sho...