1. The document discusses various factors that influence a manager's style, including national culture, organizational form, industry, and tenure. 2. It outlines different contextual factors that shape managerial roles and styles, such as external cultural and industry influences, organizational characteristics, job-specific factors, and temporal and personal contexts. 3. While personal style and context are both important, the document argues that they are most influential together, with an effective manager being one whose natural style fits the particular context rather than changing styles situationally.