Climate change is a worldwide and potentially centuries-long event, but it is precipitating thousands of local and short-term crises that demand response. That means it is urgent to move away from thinking about climate change as “distant and unimportant” or “distant and universally existential” tow...

There is considerable interest in increasing private participation in infrastructure to meet the twin goals of climate mitigation and development in low- and middle-income countries. At the same time, this infrastructure needs to make returns in order to be financially sustainable.

At some point in the next couple of years, the UK is going to have an election. Before then, political parties are going to be working up their election manifestos. In an attempt to save them time, here's a draft section on international cooperation for them to cut-and-paste.

Can governments contract out school management at scale? In 2016 the Government of Punjab transferred management of over 4,000 failing primary schools to private operators. Schools remained free to students. Private operators received a government subsidy per enrolled student of less than half per-s...

Global gatherings from Addis Ababa to Glasgow are setting targets from climate through health and education to energy and transport that call for a lot of investment for sustainable development. But how much you can afford to invest depends on how much you’re paying for it. And that’s where the simp...

We present data on the global diffusion of technologies over time, updating and adding to Comin and Mestieri’s "CHAT" database. We analyze usage primarily based on per capita measures and divide technologies into the two broad categories of production and consumption. We conclude that there has been...

This paper explores the historical record in the development and deployment of vaccines globally and puts the COVID-19 vaccine rollout in that context. Although far more can be done and should be done to speed equitable access to vaccines in the COVID-19 response, it is worth noting the revolutionar...