Articles written by Jacob-Jan Koopmans · Journa

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This is an overview of links to articles where we recognized Jacob-Jan Koopmans as the author. Are you Jacob-Jan Koopmans? You can choose what's displayed here. Click “Hey, that's me!” and turn this page into your personal portfolio page. Want to know more?

Articles found online

Written by Jacob-Jan Koopmans

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2022

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2025

13 articles

Jacob-Jan Koopmans, Jan Erik Keman for ESB
Oct 09 ’25
Effect minimumjeugdloon-stijging op supermarkten is relatief klein
We found this article at:
esb.nu/effect-minimumjeugdloon-stijging-op-supermarkten-is-relatief-klein/
Tijmen de Vos, Jacob-Jan Koopmans for ESB
Sep 30 ’25
Naschrift: Buffelboete raakt meer dan alleen een kleine groep
We found this article at:
esb.nu/naschrift-buffelboete-raakt-meer-dan-alleen-een-kleine-groep/
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