经济学定义 经济是什么 1,经世济民、富国策 The system by which a country's wealth is produced and used:(财富如 何被创造和使用的体互一、经济学定义 经济是什么？ 1. 经世济民、富国策 2. The system by which a country’s wealth is Produced and used. (财富如 何被创造和使用的体系.)