As [food] stocks dwindled, some countries placed export restrictions on food to protect their own supplies. This in turn drove up prices, punishing countriesespecially poor onesthat depend on imports for much of their food.

What are the benefits to a country from importing food?

What costs might arise from relying on imported food?

If a country restricts food exports, what effect does this restriction have in that country on the price of food, the quantity of food it produces, the quantity of food it consumes, and the quantity of food it exports?