Suppose an increase in the price of rubber coincides with an advance in the technology of tire production. As a result of these two events, the demand for tires a. is unaffected, and the supply of tires increases. b. is unaffected, and the supply of tires decreases. c. decreases, and the supply of tires increases. d. is unaffected, and the supply of tires could increase, decrease, or stay the same.

Abc computer company has a $20 million factory in silicon valley in which in builds computer components. during the current year, abc's costs are labor (wages) of $1.01.0 million; interest on debt of $0.20.2 million; and taxes of $0.20.2 million. abc sells all its output to xyz supercomputer for $2.62.6 million. using abc's components, xyz builds four supercomputers at a cost of $0.8500.850 million each, which comes from $0.6500.650 million worth of components, $0.10.1 million in labor costs, and $0.10.1 million in taxes per computer. xyz has a $30 million factory. xyz sells three of the supercomputers to other businesses for $1.81.8 million each. at year's end, it had not sold the fourth. the unsold computer is carried on xyz's books as a $0.8500.850 million increase in inventory.

Catherine de bourgh has one child, anne, who is 18 years old at the end of the year. anne lived at home for seven months during the year before leaving home to attend state university for the rest of the year. during the year, anne earned $6,000 while working part time. catherine provided 80 percent of anne's support and anne provided the rest. which of the following statements regarding whether anne is catherine's qualifying child for the current year is correct? a. anne is a qualifying child of catherine. b.anne is not a qualifying child of catherine because she fails the gross income test. c.anne is not a qualifying child of catherine because she fails the residence test. d.anne is not a qualifying child of catherine because she fails the support test.

Suppose an economy has only two sectors: goods and services. each year, goods sells 80% of its outputs to services and keeps the rest, while services sells 62% of its output to goods and retains the rest. find equilibrium prices for the annual outputs of the goods and services sectors that make each sector's income match its expenditures.