UK economy saves the living dead

You may remember that I recently wrote about zombie companies eating up vital financial resources when they should be dying off and making room for new thrusting more viable businesses
Well, the FT's Undercover Economist Tim Harford has turned his attention to the issue. His conclusion: in healthy economies companies die quickly. Sickly economies somehow enable the living dead to survive. See what you think - read his article here.
However, the policy implications are still difficult to divine. My article here.