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WS More or Less: How Louis Bachelier Scooped Economists by Half a Century

A forgotten French mathematician鈥檚 unusual approach to the stock market.

A forgotten French mathematician is the focus of our programme. He anticipated both Einstein's theories and the application of maths to the stock market. Born in the 1870s, his work was unusual at the time. With the help of Alison Etheridge, Professor of Mathematics at the University of Oxford, we explain how his ideas were rediscovered decades after his death.

(Photo: Pocket watch. Credit: Kanyapak Lim/Shutterstock)

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