In the employment relationship, organizational factors are the main factors that affect employee behavior. Especially for knowledge-based workers, it is even more crucial for organizations to give enough attention to their individual needs. Based on Existence, Relatedness, and Growth (ERG) theory, this study constructs a moderated mediating model to explore how the impact of the employee–organization relationship (EOR) on work engagement (WE) and work well-being (WWB) of knowledge-based employees. In this study, existence–relatedness–growth need ...