I regularly write columns for various newspapers. Many are written in French.
Here is a link to an archive of columns written for the French newspaper Liberation.
Among recent ones:
Emploi: la solution passe par le CUP (contrat unique progressif) The ECB on the Wrong Path
December 2005, Blanchard and Giavazzi
Why the French Dislike "Bruxelles".
Les lecons de l'annee
Reforming Employment Protection
December 2003, CAE Documentation Francaise, 2003
The Crisis on the Left