Stimulating discussion: policy responses to covid-19

Britain’s central bank made an emergency cut and released a budget with a whopping £30bn ($38bn) stimulus; we discuss what countries are doing, or should be, to cushion economies against the pandemic. After decades of false starts, laser-based weapons will soon shine on the battlefield. And a look at the legacy and philosophy of “The Hitchhiker’s Guide to the Galaxy” as it turns 42.For full access to print, digital and audio editions of The Economist, subscribe here www.economist.com/radiooffer