答案:【计分规则】: The core idea of the efficiency wage theory is that the productivity of employees depends on their work efficiency, and the increase of wages will lead to the improvement of their work efficiency, so the effective unit cost of labor (wages, benefits, training costs) may decrease and productivity will be improved. 4分 High productivity is achieved through high wages, that is, profit maximization is achieved through the improvement of marginal revenue equal to marginal cost (wage), and efficiency is improved.The foundation of efficiency wage theory 2分 Higher wages create incentives and penalties: higher wages mean more costly lay-offs, which spur workers to be more productive. Adverse selection effect and screening mechanism: High-productivity workers quit low-wage enterprises and seek jobs in high-wage enterprises. Flow effects and efficiency mechanisms: Raise wages, reduce resignation rates, avoid increases in quasi-fixed costs (such as training and employment costs), and ultimately reduce total labor costs. 2分 Social ethics effects and recognition mechanisms: Convincing employees that they are being treated fairly, increasing loyalty to the organization, and striving for efficient wage adaptability: only effective if employees have a long-term employment relationship with the organization. 2分