There is also the issue of marginal productivity. The more you work, the less productive each additional hour gets.
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What’s USA ?
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This book can help you understand this better: https://www.amazon.com/Power-Productivity-Wealth-Poverty-Stability/dp/0226476987/ref=tmm_pap_swatch_0?_encoding=UTF8&qid=&sr= … ht
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