marginal utility degree

例句：

1. 1. The economists calculate the marginal utility of each product to determine its optimal production level.
   经济学家计算每个产品的边际效用，以确定其最优生产水平。
2. 2.The company's decision on whether to invest in a new technology is based on the marginal utility of the potential returns.
   该公司决定是否投资新技术是基于潜在回报的边际效用。
3. 3. The marginal utility of education is often overlooked, but it plays a crucial role in shaping an individual's future.
   教育边际效用常常被忽视，但它在塑造一个人的未来中起着至关重要的作用。