经济行为者的英文：
economic agents

an economical shopper;
精打细算的购物者;

economic planning
制订经济计划

Economics is the base and politics is the concentrated expression of economics
经济是基础，政治则是经济的集中表现。

economics of different sectors and economics ofspecialized fields
部门经济学和专业经济学

To contaminate with a pathogenic microorganism or agent.
传染通过致病的微生物或媒介来传染

This is the only and sovereign agent.
这是唯一的，至高无上的起因。

They hired agents to conduct their affairs.
他们雇请代理人来处理他们的事务。

He is allegedly a police agent.
据传他是警方的密探。

In consideration of the services rendered by the Vendor's Agent and the Purchaser's Agent.
基于卖方代理及买方代理在促成该物业买卖中所提供之服务。