【简答题】When cost externalities exist, an optimal equilibrium can be attained if the governmentA. restricts production. B. levies a tax for the difference between private costs and social costs. C. prohibits ...
【单选题】对人体特定部位起防护作用的个人防护用品(例如手防护用品或呼吸系统防护用品)有不同类型,每种个人防护用品仅针对防护特定的职业性有害因素设计,在选择时不需要注意
【单选题】Which one is Not true about Sonnet 18?
A.
The metre of each line is in iambic pentameter.
B.
The rhyme scheme of Sonnet 18 is a-b-a-b c-d-c-d e-f-e-f g-g.
C.
The tone of this poem is quite romantic.
D.
The language is quite simple.
【单选题】The Coase theorem states that, in the presence of cost externalities, an optimal equilibrium can be attained
A.
with government taxation.
B.
by prohibiting production.
C.
by correctly defining property rights and through negotiation between the parties.
【单选题】以下说法错误的是( )。
A.
对人体特定部位起防护作用的个人防护用品(例如手防护用品或呼吸系统防护用品)有不同类型,每种个人防护用品仅针对防护特定的职业性有害因素设计,在选择时无需注意
B.
使用错误的个人防护用品会给劳动者造成一种错误的安全感,这很危险。不仅选择能提供最好防护的个人防护用品很重要,而且选择舒适性良好、满足劳动者的流动性、易于维护的个人防护用品
C.
清楚标识工作场所需要佩戴个人防护用品的工作地点,有助于劳动者时刻牢记应佩戴个人防护用品
D.
如果操作某件设备要求佩戴个人防护用品,设法在设备上张贴佩戴标识(例如把“应佩戴防护眼镜”的标识张贴在磨床上)
【判断题】对人体特定部位起防护作用的个人防护用品(例如手防护用品或呼吸系统防护用品)有不同类型,每种个人防护用品仅针对防护特定的职业性有害因素设计,在选择时不需要注意
【单选题】以下说法错误的是()。
A.
对人体特定部位起防护作用的个人防护用品(例如手防护用品或呼吸系统防护用品)有不同类型,每种个人防护用品仅针对防护特定的职业性有害因素设计,在选择时无需注意
B.
使用错误的个人防护用品会给劳动者造成一种错误的安全感,这很危险。不仅选择能提供最好防护的个人防护用品很重要,而且选择舒适性良好、满足劳动者的流动性、易于维护的个人防护用品也很重要
C.
清楚标识工作场所需要佩戴个人防护用品的工作地点,有助于劳动者时刻牢记应佩戴个人防护用品
D.
如果操作某件设备要求佩戴个人防护用品,设法在设备上张贴佩戴标识(例如把“应佩戴防护眼镜”的标识张贴在磨床上)
【单选题】The socially optimal amount of pollution occurs where the marginal social benefit of pollution is _____ the marginal social cost of pollution.
D.
There is no socially optimal amount of pollution.
【判断题】The optimal promotion mix is dependent on the cost of each promotional method.
【单选题】When the output is less than the optimal rate of output, the average unit cost will be:
D.
could be either higher or lower
E.
could be either higher, lower or the same