Whether or not the 2024 US presidential election presents the expected Joe Biden v Donald Trump rematch, much will be at stake. From the future of reproductive rights to the chances of meaningful action on climate change, from the strength of US support for Ukraine in its war with Russia to the fate of democracy in America itself, existential issues are set to come to the fore. Economy “It’s the economy, stupid.” So said the Democratic strategist James Carville, in 1992, as an adviser to Bill Clinton. Most Americans thought stewardship of the economy should change: Clinton beat an incumbent...