A Striking New Threat May Loom Over the Economy

Letters undelivered, rubbish piling up in the streets, commuters left stranded at stations—the past six months seems to have been scarred by industrial unrest.
To a degree, it is a false impression. There have been high-profile disputes—a strike by London Underground workers paralyzed the capital for two days in June; an 11-week strike by binmen in [...]