He is well-known for his book Economics in one lesson, but he also wrote other books, among which a major work on ethics, The Foundations of Morality.
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... size is 2.47 and the average family size is 3.07. In the town the population is spread out with 22.3% under the age of 18, 6.7% from 18 to 24, 28.0% from 25 to 44, 25.8% ...