positive economics

例句：

1. 1. The positive attitude of the team towards the new project has been inspiring to everyone.
   团队对新项目持积极态度，激励了每个人。
2. 2.The positive feedback from the customers has greatly boosted our sales.
   顾客的积极反馈极大地提升了我们的销售额。
3. 3. The positive outlook for the future has given us a sense of hope and motivation.
   对未来的积极展望给了我们希望和动力。