【单选题】电力工程工作中,设备管理部门应派出专人进行()。
【判断题】需求是指人们有能力购买并愿意购买某个具体产品的欲望,即有购买力的欲望。
【判断题】需要是指人们有能力购买并愿意购买某个具体产品的欲望,即有购买力的欲望。
【单选题】An advantage of tradable emissions permits is that:
A.
pollution costs are easier to measure than emissions taxes.
B.
nondegradable pollutants can be more easily controlled than degradable pollutants.
C.
the value that future generations place on pollution damages can be determined.
D.
they provide incentives for firms to develop technologies that are less polluting.
【简答题】A.reliable B.adjustable C.measurable D.tradable
【简答题】可交易的排放许可证(tradable emission permits)
【单选题】Tradable pollution permits
A.
reduce the incentive for technological innovations to further reduce pollution.
B.
set the price of pollution.
C.
determine the demand for pollution rights.
D.
set the quantity of pollution.
【简答题】可贸易商品(tradable goods)