Plumbers incomes have quickly converged toward that of general practitioners, yet it’s a lot easier and less expensive to become a plumber than a doctor. How have  Australia’s labour markets rapidly increased incomes of plumbers, who stop our tap dripping, compared to doctors, who prolong our life? Burgernomics host, Ross MacDowell discusses with The University Of Melbourne’s Truby Williams Professor Of Economics, Jeff Borland how labour markets price various jobs.