[单项选择]Under perfect competition, the short-run market supply curve is most accurately described by which of the following statements The market short-run supply curve is the:（）
A. average of the quantities at each price along the marginal cost curve for all firms in a given industry.
B. sum of the quantities at each price along the average total cost curve for all firms in a given industry.
C. sum of the quantities at each price along the marginal cost curves for all firms in a given industry.

[单项选择]A firm operating under perfect competition will experience economic losses when which of the following conditions exists（）
A. Marginal revenue is greater than average total cost.
B. Market price is less than average total cost.
C. Marginal cost = average total cost = marginal revenue = price.

[单项选择]Is monopolistic competition a market in which: each seller produces a differentiated product compete on price, quality, marketing（）①A. No No ②B. No Yes ③C. Yes Yes
A. ①
B. ②
C. ③

[单项选择]Under perfect competition, a firm will be inclined to increase output as long as which of the following conditions exists（）
A. Marginal revenue is greater than marginal cost.
B. Marginal cost is less than average cost.
C. Marginal revenue is positive.

[填空题]Faced with strong competition of the market, the management came up with and executed some new measures ____________________ (以调动员工积极性，同时降低成本).

[填空题]When home is approximately 2,000 feet under the surface of the sea, it is challenging to have your photograph taken. In Japan, however, a species of shark that is almost never seen because of its deep natural habitat came close enough to the top to grab the attention of some fishermen. This five-foot long, eel-shaped shark was caught and soon identified as a female frill shark, a primitive species that has gone through little alteration since prehistoric times. Cameras captured it while it was still swimming so that scientists could learn as much as possible from this single specimen of a mysterious species.
Which of the following is implied about scientific documentation of frill sharks
A. A．Frill sharks are rarely studied because their habitats are inaccessible to most scientific equipment.
B．Female frill sharks are easier to study than males.
C．Photographic evidence is the best form of documentation for marine biologists.

[单项选择]（　） with the great hit on the stock market, the sufferings of the investors are worthy.
A. Compare
B. When compared
C. While comparing
D. Comparing

[单项选择]To survive in the intense market competition, we must ______ the qualities and varieties of products we make to the world-market demand.
A. improve
B. guarantee
C. gear
D. enhance

[单项选择]Under the influence of market economy some research activities have been______ from basic research towards practical goals.
A. relayed
B. revolved
C. diverted
D. rectified

[单项选择]Under the Efficient Market Hypothesis (EMH), the major effort of the portfolio manager should be to:（）
A. minimize systematic risk in the portfolio.
B. stay the course by following a strict buy and hold strategy.
C. achieve complete diversification of the portfolio.

[单项选择]A. The coffee market in Boston.
B. The role of supermarkets in the coffee business.
C. A new trend in the United States.
D. The advertising of a new product.

[填空题]Globalisation and competition

[单项选择]

The Market Investigation

The market investigation is indispensable to sales promotion. They are as closely related as the lips and teeth, so to speak. What you produce is for sale on the market. It would be impossible to succeed in selling a product without first investigating the market.
In the international market, goods on sale coming from countries and suppliers are always facing keen competition. Under such circumstances, they will try everything possible to familiarize themselves with the market conditions. In making investigations, we ought to get information about what similar items the competitors are offering on the market, what prices they are quoting (报价), what features their products have, who are their regular customers, etc.Then, how can we obtain such information There are many channels that we can make use of in doing this sort of work. The commercial counselor’s offices of our embassies stationed abroad can he
A. get enough information concerned
B. advertise his products
C. produce high quality goods
D. none of the above

[单项选择]　　Cooperatbive competition. Competitive cooperation. Confused Airline alliances have travellers scratching their heads over what’’s going on in the skies. Some folks view alliances as a blessing to travellers, offering seamless travel, reduced fares and enhanced frequent-flyer benefits. Others see a conspiracy of big businesses, causing decreased competition, increased fares and fewer choices. Whatever your opinion, there’’s no escaping airline alliances: the marketing hype is unrelenting, with each of the two mega-groupings, Oneworld and Star Alliance, promoting itself as the best choice for all travellers. And, even if you turn away from their ads, chances are they will figure in any of your travel plans. By the end of the year, Oneworld and Star Alliance will between them control more than 40% of the traffic in the sky. Some pundits predict that figure will be more like 75%in 10 years. 　　But why, after years of often ferocious competition, have airlines decided to band together L
A. less convenience.
B. higher operation costs.
C. less competition.
D. more joint marketing.