If the rate of economic growth is positive, then everyone becomes better off

Total revenue increases if the price of the good

A) rises and demand is elastic. B) rises and demand is inelastic. C) rises and demand is unit elastic. D) falls and supply is inelastic. E) falls and demand is unit elastic.

Pete feeds his dog 100 percent more Pup-Peronis when Zuke's treats increase in price by 50 percent. For Pete, Pup-Peronis and Zuke's are ________ and the cross-price elasticity of demand is ________

A) complements; -1/2 B) substitutes; 2 C) substitutes; -2 D) complements; 2 E) substitutes; 1/2