This study explores the psychological mechanism underlying and the boundary condition affecting the relationship between leader unethical pro-organizational behavior (UPB) and subordinate silence. Drawing on social cognitive theory (SCT), we posit that leader UPB may decrease subordinate moral ownership, which in turn might trigger subordinate silence; we further hypothesize that corporate social responsibility (CSR) directed toward employees may weaken the relationship between leader UPB and subordinate moral ownership as well as the indirect ...