The transition from the prudent man rule to the prudent investor rule indicts the need of market, and diversification of the endowment funds to maximize the total return on its endowment fund.

• 从谨慎人规则演变到谨慎投资者规则顺应了市场需求，体现了捐赠基金投资多样化和回报最大化的客观要求。