Furthermore the villagers keep trying to improve their productivity. They have developed science, technology and improved the social system in various ways.
社会システムと生産性向上をテーマとした会議の絵（イラスト）
As the outcome of villagers’ efforts, the productivity has improved even more to 10 times of the one at first. It only takes 100 hours per day to produce food, clothing and housing for all the 50 people. In this way, the working hours have become average 2 hours per day, which is just one-tenth of 20 hours (100 hours / 50 people).

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