Social media have enjoyed a rapidly increasing adoption among users in recent years. Millions of users execute billions of actions (in form of tweets, messages, replies, likes, etc.) every day. The massive amount of social interactions online has contributed to the proliferation of social advertising. Alongside the interest in online and social advertising, Twitter has introduced several advert...

Für meine Familie " Although it may seem a paradox, all exact science is dominated by the idea of approximation. "

We investigate paid endorsement as a crowd-sourcing social advertising mechanism that allows advertisers to bypass publishers (e.g., Facebook) and recruit individual endorsers of their own choice at affordable prices. Specifically, we investigate (i) how incentives affect endorsers’ participation and effectiveness, (ii) what types of endorsers are most effective in generating online engagement ...

The main objective of this study was to learn whether emotional autonomy is truly part of a developmental stage for Spanish adolescents and young adults or if it is an indicator of difficult family relationships. Using a longitudinal design, a sample of ninety young people was followed for ten years, from their initial adolescence until their first years of adulthood. At four observation points...

Purpose – This paper attempts to investigate the casual relationships among service convenience, perceived service value, perceived service guarantee strength, customer satisfaction, and loyalty. Although previous studies have addressed the importance of these variables, the understanding of the mediating effect of customer-perceived service value and the moderating effect of customer-perceived...

this study aims to investigate the effect of information technology on quality performance. the research model has been proposed based on relationships among research variables and previous studies on information technology. population was all of department’s managers and personnel of marketing and sale, manufacturing and quality control in iran khodro and saipa companies. to collect data, a fi...

allen P10lern (samt den Exilanten auf Z10) – f ¨ ur alle Hilfsbereitschaft und die entspannte und freundschaftliche Zusammenarbeit (und die dazugehörigen Kaffeepausen) meiner Familie – f ¨ ur die uneingeschränkte Unterstützung in allen Lebenslagen