The above figure shows a payoff matrix for two firms, A and B, that must choose between selling basic computers or advanced computers. How many Nash equilibria are there?

The Earned Income Tax Credit avoids the poverty trap by doing which of the following?

a. Lowering benefits by 21.06 cents for every dollar earned above $17,530 b. Insisting people work in order to claim the benefit c. Allowing workers to keep their benefits no matter how high their income increased d. Increasing benefits by 21.06 cents for every dollar earned above $17,530

Starting from long-run equilibrium, a decrease in autonomous investment results in ________ output in the short run and ________ output in the long run.

A. lower; potential B. higher; higher C. higher; potential D. lower; higher