We model the interactions between management regimes (municipal vs. delegated) and operating costs of water supply services in order to compare their performance and pricing. We estimate the models from panel data in France. We show that the choice between management regimes at the local...

South African-born tycoon Elon Musk, the world's richest person, is also a senior advisor to US President Donald Trump and head of the Department of Government Efficiency (DOGE) since 2025. His influence is growing globally, including in sub-Saharan Africa (SSA). Both Trump and Musk have their...