Correa Moylan Walsh (September 23, 1862 – March 10, 1936) was an American author.

He was an early expert in the field of index numbers.

[1] Correa Moylan Walsh was born in Newburgh, New York on September 23, 1862.

[2][3] A polymath, he wrote on a wide range of topics: from mathematics, economics, and statistics, on the one hand (that of mathematics and the mathematical sciences) to theology, philosophy, political science, literature, and philosophy of history, on the other (that of the humanities and social sciences).

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