Which of the following statements is true?
a. The Phillips curve has always been stable.
b. If the Phillips curve shifts outward to the right this illustrates a greater tradeoff between unemployment and inflation.
c. Keynesian economics assumes a vertical Phillips curve.
d. According to the natural rate hypothesis the Phillips curve is downward sloping.
e. All of these.
b
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In any subgame perfect equilibrium to an infinitely repeated Prisoners' Dilemma game, the players will end up cooperating.
Answer the following statement true (T) or false (F)
Which index is made up of mainly tech and internet stocks?
A) NYSE. B) Nasdaq. C) S&P 500. D) The Dow Jones.
Suppose that in an hour Joe can prepare 10 sandwiches or 5 pizzas. The opportunity cost of Joe producing one sandwich is
A) 2 pizzas. B) 1/2 pizza. C) 5 pizzas. D) 1 pizza.
The provision of an education in public school is
A) exclusive and rival. B) exclusive and non-rival. C) nonexclusive and non-rival. D) nonexclusive and rival. E) a public good, regardless of exclusivity and rivalness.