Cars Food Australia 30 10 Japan 20 10 Given the information in the Table above, let Cc be the consumption of cars and Cf be the consumption of food in Australia. Let Cc * be the consumption of cars and Cf * be the consumption of food in Japan. Assume the marginal rate of substitution of cars for food in Australia is Cf /Cc. Asssume the marginal rate of substitution of cars for food in Japan is 2Cf "/Cc ". Assume that Australia has 1,800 units of labour hours available and Japan has 6,000 units of labour hours available. Under free trade, what is the net export of food by Australia