When regulation goes wrong, people call for more regulation. Sometimes, though, regulation is the cause of the original problem. It is steadily becoming clear that the way the European Union does regulation is especially pernicious. It stifles innovation, often favours danger over safety, plays into the hands of vested interests and is inflexible and unaccountable. Volkswagen’s case is the tip of the iceberg.

In a shocking new case about dangerous emissions coming to court this week, the European Commission has passed regulations that are certain — not likely, certain — to hit the cleanest and lowest-emitting products much harder than their dirty competitors. I am not talking about diesel versus (cleaner) petrol engines, though I could be. Nor am I talking about pesticides versus (cleaner)