[单项选择]Most of the illusions that defined the tate global economic boom—the notion that global growth had moved to a non-stop higher plane and housing prices from Miami to Mumbai would rise indefinitely—are now indeed exhausted. Yet one idea still has the power to capture imaginations and markets: it is that commodities like oil, copper, grains and gold are all destined to rise over time. Lots of smart people believe that last year’s increase in commodities prices represented a pause in a long-term bull market.
It’s view rooted in powerful and real trends, like the growth of India, the decline in global reserves, fears over resource nationalization and long-term lack of investment in energy and agriculture, which limits supply.
At any point in time, there are always new economic powers emerging on the global scene, yet product prices have continued to fall. The 1980s and 1990s were a relatively strong period for the global economy, and India was growing at an average pace of 7 perce
A. To show India is an exception in the economic depression.
B. To indicate that product prices may not go up with economy.
C. To illustrate that India is developing rapidly.
D. To show that Indias is a developed country.

[单项选择]Most of the illusions that defined the tate global economic boom—the notion that global growth had moved to a non-stop higher plane and housing prices from Miami to Mumbai would rise indefinitely—are now indeed exhausted. Yet one idea still has the power to capture imaginations and markets: it is that commodities like oil, copper, grains and gold are all destined to rise over time. Lots of smart people believe that last year’s increase in commodities prices represented a pause in a long-term bull market.
It’s view rooted in powerful and real trends, like the growth of India, the decline in global reserves, fears over resource nationalization and long-term lack of investment in energy and agriculture, which limits supply.
At any point in time, there are always new economic powers emerging on the global scene, yet product prices have continued to fall. The 1980s and 1990s were a relatively strong period for the global economy, and India was growing at an average pace of 7 perce
A. Product prices will fall when the economy gets strong.
B. Product prices will go the same way with the economic trend.
C. Product prices are the basis of the economy.
D. New economic powers determine the product prices.

[单项选择]Price discrimination is most accurately defined by which of the following Price discrimination is the practice of charging different consumers different prices for:（）
A. similar products that have identical per-unit production costs.
B. products that have identical price elasticities of demand.
C. the same product or service.

[单项选择]Producer surplus is most accurately defined as the.（）
A. difference between the opportunity cost of producing the last unit of a good or service and the price received for that unit.
B. sum of the differences between the marginal benefit and the marginal cost for each unit of good produced and consumed over the total number of units produced and consumed.
C. sum of the differences between the price received for each unit of good produced and the opportunity cost of each unit.

[单项选择]A derivative is most accurately defined as a financial instrument that provides:（　）
A. an adjustment to another asset’s level of risk.
B. a return based on the return of an underlying asset.
C. an agreement between two parties to provide something for each other.

[填空题]Global warming is the most serious problem humanity has ever faced, There’s more hype (宣传) on this (26) than any other. In the late 1970s computer models predicted that because of the heat-trapping buildup of carbon dioxide in the (27) , the earth would warm up by several degrees over the next century. A lot of bad weather gets linked to global warming: in the media, which regularly predict that more and (28) hurricanes, longer (29) and more (30) rainstorms will result.
What has actually been going on One computer model says the earth’s temperature should have already increased by an easily (31) 0.3 to 0.4 degrees Celsius since 1979. Some (32) , however, show that the earth’s temperature has actually cooled slightly over the last 18 years. And despite (33) , the frequency of intense Atlantic hurricanes and their (34) have not increased over the past half-century. If climate models tu

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