Jacob van Gelderen
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|Jacob van Gelderen|
|Born||March 10, 1891|
|Died||May 14, 1940(aged 49)|
Jacob van Gelderen (March 10, 1891, Amsterdam – May 14, 1940, The Hague) was a Dutch economist. Alongside Salomon de Wolff, he proposed the existence of 50- to 60-year long economic super cycles, now known as Kondratiev waves.
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