Suppose you are given the following demand data for a product.PriceQuantity Demanded$1030940850760670The price elasticity of demand (based on the midpoint formula) when price decreases from $9 to $7 is

A technological advance ________ aggregate supply, shifting the aggregate supply curve ________ and potentially bringing the ________ phase of the business cycle

A) decreases; rightward; expansion B) decreases; leftward recession C) increases; rightward; expansion D) increases; rightward; recession E) increases; leftward; expansion

If the U.S. purchases oil from Nigeria, what is the effect in the foreign exchange market?

a. It will increase demand for U.S. dollars. b. It will decrease demand for U.S. dollars. c. It will increase supply of U.S. dollars. d. It will decrease supply of U.S. dollars.