Objective: This study investigated the role of family communication patterns, including consensual, pluralistic, protective and laissez-faire, on Internet addiction. Methods: A total of 230 Jahrom Medical University students (120 females and 110 males) answered the questionnaires of the study. The samples were selected based on the random cluster sampling method. In this research, we used Youn...

We examine the relation between environmental disclosure and cost of capital by exploiting Fukushima nuclear disaster as a source variation in relevance information for investors. Using large hand-collected sample Japanese firms, we find that firms disclosing carbon emissions experience lower increase than non-disclosing firms. Cross-sectional analyses suggest association is driven investor unc...

The ever increasing volume of available social network datasets creates the need to derive anonymization methods that permit useful analysis of such datasets without disclosing any sensitive information regarding their users. In this article, we review the problem of privacy in online social networks focusing on related models and algorithms.

Purpose – To provide a cryptographic protocol for anonymously accessing services offered on the web. Such anonymous accesses can be disclosed or traced under certain conditions. Design/methodology/approach – The “traceable signature” scheme was used in conjunction with the “privilege management infrastructure”. Findings – The cryptographic primitive provides a suitable tool for anonymous and un...