Corn is a key ingredient in food as well as in biofuel production. If the production of corn remains constant, an increase in the demand for corn products as food will decrease the _____ corn for biofuels

An increase in the expected inflation rate will ________ the ________ for gold, ________ its price, everything else held constant

A) increase; demand; increasing B) decrease; demand; decreasing C) increase; supply; increasing D) decrease; supply; increasing

The difference between income and consumption is

a. rent b. profit c. saving d. opportunity cost e. roundabout consumption