| A | B |
| gross national product (GNP) | the total value of a nation's goods and services, including the output of domestic firms in foreign countries and excluding the domestic output of foreign firms |
| canal | an artificial waterway |
| telecommunications | communication by electronic means |
| free enterprise | an economic system that allows individuals to own, operate, and profit from their own businesses in an open, competitive market |
| metropolitan area | a major city and its surrounding suburbs |
| hierarchy | rank according to function |
| hinterland | the area served by a metropolis |
| . | . |