The term "statistical significance" is commonly applied to a p-value of

An increase in government expenditure can ________ potential GDP and an increase in taxes can ________ potential GDP

A) increase; never change B) increase; increase C) decrease; decrease D) never change; never change E) increase; decrease

Kellogg's and General Mills are two of the dominant breakfast cereal manufactures in the U.S. Each firm can either sign or not sign an exclusive contract with an Olympian gold-medal athlete to appear on the cover of a cereal box

If both companies sign an athlete, they will each make $5 million in economic profit. If only firm signs, they earn $8 million in economic profit and the other firm incurs an economic loss of $1 million. If neither firm signs, they break even. Which of the following pairs of payoffs would NOT appear together in a square of the payoff matrix? A) $5 million; $5 million B) $0 million; $0 million C) $8 million; $5 million D) -$1 million; $8 million