The interest rate at which international banks loan to each other is called

As inflation rates increase, money becomes less useful as a

A) store of value. B) double coincidence of wants. C) unit of account. D) medium of exchange.

When the price of sausages is $2.00 per pound, consumers buy 50 pounds of hamburger. When the price of sausages rises to $3.00 per pound, 60 pounds of hamburger are purchased

The cross price elasticity of demand between sausages and hamburger is approximately equal to A) +0.04. B) -0.45. C) +2.20. D) +0.45.