If Y = $100 billion, then C = $50 billion, and I = $60 billion. What will autonomous investment be when Y = $200 billion and C = $100 billion?

Suppose that a monopolistically competitive firm is in long-run equilibrium. The firm's demand curve is tangent to its average cost curve at Q = 25 . Average cost is minimized at Q = 35, where average cost is $50 . Which of the following is true?

a. This firm maximizes profit at an output level of 25 units. b. This firm maximizes profit at an output level of 35 units. c. This firm maximizes profit at an output level less than 25 units. d. This firm maximizes profit at an output level greater than 35 units. e. There is not enough information to find the firm's profit-maximizing level of output.

If the United States unilaterally removed all of its trade restrictions and moved toward a policy of free trade, international trade theory indicates that

a. U.S. residents would gain, but people in other countries would be worse off. b. people in other countries would gain, but U.S. residents would be worse off. c. both U.S. residents and people in other countries would be able to achieve higher income levels. d. the average income level would be lower in both the United States and other countries.