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21) Which of the following activities creates a negative externality?

Coal burning utilities release sulfur dioxide and nitric acid which react with water to produce acid rain. Acid rain damages trees and crops and kills fish. Because the utilities do not bear the cost of the acid rain, they overproduce the quantity of electricity. 23) S1 represents the supply curve that reflects the marginal private cost of production and S2 represents the supply curve that reflects the marginal social cost of production. One way to internalize the external cost generated by utilities is to impose a Pigovian tax on the production of electricity. What is the size of the Pigovian tax that will internalize the cost of the externality?

24) Which of the following exemplifies the tragedy of the commons?

  Price per Bushel (dollars) Quantity Demanded (bushels) Quantity Supplied (bushels) $2 40,000        0   4 34,000   4,000   6 28,000   8,000   8 24,000 16,000 10 20,000 20,000 12 18,000 28,000 14 12,000 36,000 16   6,000 40,000   The table contains information about the corn market. Answer the following questions based on this table.   37) An agricultural price floor is a price that the government guarantees farmers will receive for a particular crop. Suppose the federal government sets a price floor for corn at $12 per bushel. What is the amount of shortage or surplus in the corn market as a result of the price floor? If the government agrees to purchase any surplus output at $12, how much will it cost the government?

Pick one of the following topics and construct a 3 paragraph essay.  Please double-space your paper.  Make sure to include an introduction paragraph, body paragraph, and concluding paragraph. Explain what life would be like without cell phones.  Explain what life would be like without laws.  Explain what life would be like without electricity.  What would be the best career/job for you and explain why. Who is your role model and explain why.  Choose a controversial issue and discuss your opinion on the matter.

En la tienda las señoras pueden comprar _____________.

How many molecules of water are required for the polymerization of a 11 monomer-long glycogen molecule?

V. Pronombre objeto indirecto. á é í ó ú ñ ¿ Á É Í Ó Ú Ñ ¡  A. Reescribe las oraciones con el pronombre del objeto indirecto. (10 pts.) 1. Mi mamá compra un radio para mí.   2. Los maestros enseñan las lecciones a los chicos. 3. Yo compro pizza para nosotros. 4. Los clientes pagan la ropa a la vendedora. 5. Cecilia va a traer un regalo para ti.

Which of the following statements accurately compares electron microscopes and light microscopes?

Argentina recibe más de doscientos visitantes por mes.