So what *are* the interventions that have transformative & lasting effects? My move to Department of Economics, Stockholm University was a good opportunity to think about this. My answer is that it's hard to beat the returns to int'l migration. I mean, look at these numbers from Michael Clemens, David McKenzie et al.!

Ravi de signer cette chronique Les Echos pour mettre en perspective l'excellente Note IPP - Institut des politiques publiques, qui suscite des interprétations plutôt contrastées !

A fascinating and little-known fact about U.S. history🇺🇸: The U.S.once relied heavily on a tax system, strikingly similar to a wealth tax, that played a key role in fueling its growth and development. A thread diving into the intriguing history of the General Property Tax.🧵

What contributed to the relative wealth of different regions after the Civil War? And why did some areas accumulate wealth faster than others? A new dataset from Sacha Dray, camille landais, and Stefanie Stantcheva offers some intriguing answers. More: equitablegrowth.org/the-historical…

The weirdest anomaly I've seen with nightlights data? It has to do with dragonfruits. Here's the breakdown:

Sciences Po a la grande douleur de faire part du décès de Philippe Martin. Économiste brillant et reconnu, doyen de l'EAP Sciences Po depuis février 2022, il fut une figure éminente de notre institution, dont il était diplômé et à laquelle il consacra une partie de sa carrière.

This is a neat way to illustrate different measures of gdp From: economist.com/graphic-detail…

New paper: "What Does Consulting Do?" w/ Gert Bijnens, Simon Jäger Consulting is a storied but opaque industry. Our VAT-based B2B data permit the 1st comprehensive study: Which firms buy consulting? What happens when they do? nber.org/papers/w34072 eml.berkeley.edu/~schoefer/scho…