...J.C. Peng; Julian Lin Purpose The purpose of this paper is to examine the relationship between ethical leadership and group-level performance outcomes and show that group value congruence and group trust play pivotal mediating roles in the relationship between ethical leadership and work group...

... psychological capital and affects knowledge sharing. Further, the authors take a context variable (group trust) to explore its cross-level influence on the above causal relationship. The paper aims to discuss these issues. Design/methodology/approach – This study conducts multi-level analyses of knowledge...