By Ernest Liu, Atif Mian and Amir SufiCHICAGO — The real (inflation-adjusted) yield on ten-year US treasuries is currently zero, and has been extremely low for most of the past eight years.

By Kingsmill Bond, Angus McCroneand Jules KortenhorstLONDON — The global transition from carbon-intensive fossil fuels to cleaner, more reliable renewables like wind and solar power is already well underway.

By Manuel Muñiz and Marietje SchaakeBRUSSELS/MADRID — The European Union’s new leadership team must reform and deepen the bloc and strengthen its global influence. Making Europe much more innovative should therefore be at the top of the priority list.There is no time to waste.

By Philippe Douste-Blazy and Carl Manlan PARIS/LOMÉ — In many developing countries, women come together on a regular basis to contribute their earnings to a common pot.

By Kemal DerviWASHINGTON, DC — When world leaders gather in New York later this month for the annual United Nations General Assembly meetings, they will have much to discuss besides climate change and sustainable development.

By Alexandra BorchardtOXFORD — The British public cannot get enough news about Brexit, at least, that is what news platforms’ data analytics say.

By Ian Buruma LONDON — The idea that British Prime Minister Boris Johnson is a man of the people, a tribune of the common man fighting the established elites, might seem anomalous, even outright bizarre.

By Raghuram G. RajanCHICAGO — Another day, another attack on trade.

By Martin ReesCAMBRIDGE — Biomedical advances in recent decades have been hugely beneficial, most of all for the world’s poor, whose life expectancy has increased dramatically. But the future looks more dangerous.