Moody's gave Paris an Aa2 rating on Friday with a "stable" outlook. The debt, which amounts to eight billion euros, is described as “growing” but “sustainable” “The fact that the city is well managed should not even be a subject,” stressed Paul Simondon, finance assistant.

“If we had not invested massively in housing, there would still be entire, totally unsanitary neighborhoods in the 18th,” added Éric Lejoindre, mayor of this district.