Did Affluence Spur the Rise of Modern Religions?

About 2,500 years ago something changed the way humans think. Within the span of two centuries, in three separate regions of Eurasia, spiritual movements emerged that would give rise to the world's major moral religions, those preaching some combination of compassion, humility and asceticism. Scholars often attribute the rise of these moral religions—Buddhism, Judaism, Islam, Hinduism and Christianity included—to population growth, seeing morality as a necessary social stabilizer in increasingly large and volatile human communities. Yet findings from a recent study published in Current Biology point to a different factor: rising affluence.

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