Why is the FE curve vertical?

When the supply of a commodity exceeds the demand prices generally rise.? Americans spend about 16 percent of their income on food. Families in less developed countries typically spend of their total income on food.? Why did LEGO encounter serious economic difficulties in the late 1990s? How does the US benefit from a weak dollar? If many companies have equal risk what determines why some have higher stock prices? What is the criteria for evaluating the purchase price of a company? An economy largely focused on high technology and service industries is known as what kind of economy? What is the exact value of dollar in Indian rupees today? How do you differentiate between the intensive and extensive margin in economics? What is small-scale subsistence farming? What are factors used in calculating the facilities capital cost of money fccom amount? What were the two key ways that the Aztecs became rich? What term means exchanging resources with other countries for benefit of both countries? What did Adam smith mean when he wrote about he invisinble hand? Mention differences between internal trade and international trade? What is the advantage and disadvantage of co-operation? Is Dholakpur real? What are the key ideas of mercantilism? What is an explaination of baumol's sales maximization theory? What are the in demand courses in America?