What are the principal-agent relationships in financial management under the company system?

The principal-agent relationship between shareholders and the decision-making power of the board of directors, the principal-agent relationship between the board of directors and managers, the principal-agent relationship between managers and employees to complete daily tasks, and the principal-agent relationship between employees and enterprise management to make scientific decisions ensure the correct strategic development direction of enterprises. The above relationship is that the former is the principal and the latter is the agent.