True Wealth: How and Why Millions of Americans Are Creating a Time-Rich,Ecologically Light,Small-Scale, High-Satisfaction Economy
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True Wealth: How and Why Millions of Americans Are Creating a Time-Rich,Ecologically Light,Small-Scale, High-Satisfaction Economy
Voluntary Simplicity: Toward a Way of Life That Is Outwardly Simple, Inwardly Rich, by Duane Elgin (Harper, 2010, ebook and print)