【单选题】According to the passage, what are the opportunity costs of a product?
A.
The amount of time and money spent in producing it.
B.
The opportunities a person has to buy it.
C.
The value of what could have been produced instead.
D.
The value of the resources used in its production.
【单选题】( )是以保险金额为基础来确定分出公司自留额和分入公司分保额的再保险方式。
【单选题】寄生虫幼虫阶段或无性繁殖阶段所寄生的宿主是
【单选题】寄生虫幼虫阶段或无性生殖阶段寄生的宿主称为
【单选题】( )是以保险金额为基础来确定分出公司自留额和分入公司分保额的再保险方式。
【简答题】写出题1.20图所示各系统的微分或差分方程。 [*] 题1.20图
【多选题】道路运输相关法律法规文件从___方面对从业行为进行规范。( )
【单选题】According to the passage, what are the opportunity costs of a product?
A.
The amount of time and money spent in producing it.
B.
The opportunities a person has to buy.
C.
The value of what could have been produced instead.
D.
The value of the resources used in its production.
【单选题】Implicit costs are the opportunity costs of using the resources of _____
【多选题】以下有关道路运输相关法律法规框架的描述中正确的是___。( )
A.
我国道路运输相关法律法规包括针对道路运输制定的和与道路运输相关的法律、行政法规、部门规章、地方法规、行政规范性文件
B.
这些法律法规文件从道路运输综合管理、旅客运输、货物运输三大方面对从业行为进行规范
D.
这些法律法规既是保证驾驶员从业行为合法性的前提,又是维护驾驶员权益不受侵犯的保障