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Primary source
Quadragesimo Anno: Encyclical of Pope Pius XI on Reconstruction of the Social Order
Pope Pius XI · Holy See · 1931
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Pope Pius XI
Accessed
2026-09-01
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Established
Rerum Novarum (1891) states that the law should favour ownership and induce as many as possible of the people to become owners; Quadragesimo Anno (1931) states that it is wrong to assign to a higher association what lesser organisations can do (subsidiarity).
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