#Econtwitter It's OK if you missed yesterdays' super-interesting discussion. You can still join one today - details below.

Mon interview à Challenges. J'y évoque ma mission pour Élisabeth BORNE sur la macroéconomie de la transition climatique. Plus je travaille le sujet, plus je me convainc de ce qu'il est essentiel. @Strategie_Gouv

Barry etal: Int’l role of RMB 🌞Barry Eichengreen • This VoxEU column argues RMB can play a important role in future - even absent full financial liberalisation • multipolar world of currencies • trade invoicing, settlements, CB swap lines, offshore RM cepr.org/voxeu/columns/…

Competition for most beautiful University building. This is Villa Salviati European University Institute - can anyone beat this?

Here is a great explanation of the Lagrangian multiplier (the intuition of which is typically not given). 🧵 The problem: maximising a function f(x,y) under a constraint g(x,y)=k (the point has to be on the red curve).

Now live online -- Mundell-Fleming Lecture: Global Liquidity: Drivers, Volatility and Toolkits by Linda S. Goldberg (Federal Reserve Bank of New York) New York Fed Research IMFLive IMF

Finally Doctor in Finance of Université Paris Dauphine - PSL ! Still not 100% sure what a discount rate is, but everything went fine in the end. Special thanks of course to my supervisor G. le Fol, and to all the jury members.

⭐️Calendrier de l'avent mathématique⭐️ Jour 20 : la formule de Wallis

⭐️Calendrier de l'avent mathématique⭐️ Jour 22 : formule du nombre d'Euler

My all time favorite.. ❤️ x.com/buitengebieden…

Matinée studieuse hier pour la journée internationale des femmes. Super présentations recherche et statistiques, bravo à toutes les économistes Banque de France. J'aurai du mal à attendre encore 364 jours avant la prochaine édition.

On a day of intense discussions about Franco-German relations and the future of the EU, it was great to speak briefly with Jean-Claude Trichet and to remember his role in creating the euro and steering the ECB.

Very good point! Against a background of weak expected demand and high uncertainty, low interest rates are of second-order importance for business investment. See our Banque de France WP with Matthieu Bussiere & J. Milovich OPHI publications.banque-france.fr/sites/default/…

Vous vous souvenez de cette image du télescope Hubble? C'est venu de l'idée folle du responsable de Hubble, pointer le télescope pendant des centaines d'heures... vers rien! L'ultra Deep Field, pris en 2004, révèle ~10000 galaxies. Et bien le JWST vient de le faire. Thread👇

Please mark your calendars and think about European issues. CEPR-BdF-ECB joint initiative, associated with a JME special issue.

Les océans recouvrent ~70% de la surface de la Terre, mais l'eau reste rare. La grosse bulle représente toute l'eau sur Terre. A côté, toute l'eau douce liquide (souvent sous Terre). Le minuscule point bleu c'est toute l'eau douce des lacs et rivières : celle que l'on peut boire.

Earlier today at the Thomas Laubach Research Conference, President John C. Williams announced the relaunch of the regular publication of r-star estimates, with modifications to account for the unprecedented nature of the pandemic. nyfed.org/3WkTQML

Another amazing speech by John C. Williams New York Fed on r-star. Good news: they resume the quarterly publication of estimates. "there is no evidence that the era of very low natural rates of interest has ended." see graph below. newyorkfed.org/newsevents/spe…

Climate neutrality/competitiveness/compliance w. multilateral rules/fiscal rectitude: the EU has set itself too many targets. It should relax the fiscal constraint, cos while there are many bad reasons for debt, climate is not one of them. My Project Syndicate piece prosyn.org/9OO97ML

Étudiant•es, Participez au concours du blog #BdFeco en proposant un billet avant le 17/7 (signé par 1, 2 ou 3 #étudiants). Pour cette 5è édition les doctorant•es peuvent postuler et le thème est : Les effets de l’#inflation sur les ménages et les entreprises. 1er prix : 3000€