The clean-energy business is thriving. Theories of decarbonisation are finally being put into practice. But how can the green boom avoid getting bogged down? Plus, the new geopolitics of business: American and Chinese big companies dominate. How did Europe become an also-ran and can it recover its footing? And, why the ghost storefronts of Fifth Avenue could stay empty. Rachana Shanbhogue hostsFor full access to print, digital and audio editions, subscribe to The Economist at www.economist.com/podcastoffer See acast.com/privacy for privacy and opt-out information.