examine the impact of SNSs on civic activism and the potential mediating role of self-efficacy and scientific knowledge. It is … that Facebook use increases knowledge only for "Pansci.com" users. Moreover, Facebook use is positively related to self-efficacy … and public participation in both samples. However, its effect on self-efficacy is stronger for "Pansci.com" users. Quite …

effectiveness of informal appropriation methods while at the same time assessing formal appropriation methods as being of low … effectiveness. Moreover, it appears that formal methods vary together. A similar situation holds for informal methods. The findings … give evidence that the choice and effectiveness of the appropriation strategies were affected by the firm’s size, the type …