皮皮学，免费搜题
登录
搜题
【单选题】
Why did the man text message all his friends when he first got his cell phone?A.
He thought it was cool.
B.
He needed the practice
C.
He wanted to stay connected with them.
D.
He had an urgent message to send.
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】How does monopolistic competition differ from perfect competition?
A.
In a market characterized by monopolistic competition, individual firms have some control over price.
B.
There are more sellers in a market characterized by monopolistic competition.
C.
In a perfectly competitive market, products are more dissimilar.
D.
It is easier for sellers to enter a market/industry characterized by monopolistic competition.
【单选题】Which of the following is true regarding the similarities and differences in monopolistic Competition and monopoly?
A.
The monopolist faces a downward-sloping demand curve while the monopolistic Competitor faces an perfect elastic demand curve.
B.
The monopolist makes economic profits in the long run while the monopolistic Competitor makes zero economic profits in the long run.
C.
Both the monopolist and the monopolistic competitor operate at the efficient Scale.
D.
The monopolist charges a price above marginal cost while the monopolistic Competitor charges a price equal to marginal cost.
【多选题】谈及曹操的《蒿里行》其艺术价值不凡,以下对该作品赏析正确的是( )。
A.
真实反映了汉末动乱的现实，堪称“汉末实录”。
B.
是曹操按旧题写的新辞，表达作者一统天下的抱负。
C.
该诗的背景起于曹操北征乌桓升胜利班师回朝有感而发。
D.
该诗在艺术气质方面具有“古直悲凉”的特点，需要细细体味才能理解。
E.
该浑厚质朴，不加雕琢；慷慨悲凉，富于同情心。 答案:AE
【单选题】Which of the following arguments about the efficiency of monopolistic competition in allocating resources is most accurate?
A.
Since economic profits in the long run are positive for firms in monopolistic competition, there are efficiency losses.
B.
Product differentiation under monopolistic competition offers benefits that tend to offset inefficiency from the reduction in output compared to perfect competition.
C.
Advertising expenditures under monopolistic competition represent a deadweight loss to society.
【简答题】该作品具有真正( )艺术 的特征 。
【单选题】在依法必须进行招标的工程范围内,对于重要设备、材料等货物的采购,其单项合同 估算价在( )万元以上的,必须进行招标。
A.
50
B.
100
C.
150
D.
200
【单选题】Which of the following is true regarding the similarities and differences in monopolistic competition and monopoly?
A.
The monopolist faces a downward-sloping demand curve while the monopolistic competitor faces an elastic demand curve.
B.
The monopolist charges a price above marginal cost while the monopolistic competitor charges a price equal to marginal cost.
C.
The monopolist makes economic profits in the long run while the monopolistic competitor makes zero economic profits in the long run.
D.
Both the monopolist and the monopolistic competitor operate at the efficient scale.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
