Frisch, R. (2025, October 7). Ragnar Frisch quote. Quotesia. Retrieved from https://quotesia.com/ragnar-frisch-quote/589581
Frisch, Ragnar. “Ragnar Frisch quote”. Quotesia. 7 Oct. 2025: https://quotesia.com/ragnar-frisch-quote/589581.
Frisch, R. (2025). Quotesia [Online]. Available at: https://quotesia.com/ragnar-frisch-quote/589581 (Accessed: October 7 2025).
Frisch, Ragnar. “Ragnar Frisch quote” Quotesia. https://quotesia.com/ragnar-frisch-quote/589581 (accessed October 7, 2025).
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