a r t i c l e i n f o Social media have increasingly become popular platforms for information dissemination. Recently, companies have attempted to take advantage of social advertising to deliver their advertisements to appropriate customers. The success of message propagation in social media depends greatly on the content relevance and the closeness of social relationships. In this paper, consi...

According to studies, self-esteem plays an important role in mental health. Self-esteem is also one of the most important correlates of anxiety, especially social anxiety. Being anxiety in adolescents make negative impacts on their academic performance, mental health and social function. This study aims to investigate the relationship between self-esteem and mental health, according to the medi...

the purpose of this research was to survey the general health and social relationships of active and inactive governmental employees in isfahan city. this research was causal-comparative. the statistical sample included 384 employees of governmental organizations in isfahan who were selected by cluster random sampling manner. a general health questionnaire (ghq 28) and a researcher-made questio...

We consider a strategic online social network that controls information flows between agents in a social learning setting. Agents on the network select among products of competing firms of unknown quality. The network sells advertising to firms. We consider display advertising, which is standard firm-to-consumer advertising, and social advertising, in which agents who purchased that firm’s prod...

ôbjective: the goal of this study was achieving a better understanding of the bowen family systems theory, especially regarding the relationships between differentiation of self, quality of relationship with parents and health dimensions in a sample of ïranian college students. methods: â convenient sample of 210 students (102 female and 108 male) participated in the present study. they were se...

While a substantial body of literature has examined the effect of fear appeals in advertising, few, if any, studies have looked into the ethicality of using such threatening messages, particularly for socially desirable outcomes. In this paper, a review of the different theories of ethics leads to the development of an empirical study where the effects of using both physically and socially thre...

This study investigates the relationships among social isolation, psychological health, and protective factors in adolescents. Feelings of social isolation may influence psychological health in adolescents, but protective factors such as family connectedness, school connectedness, and academic achievement may also play a key role. The sample included 4,746 adolescents from 31 middle and high sc...