Investing in buses is better than building HS2 rail line

” …Improving the bus system would bring about significant productivity gains. If, for example, journey times became as reliable at peak hours as they are off-peak, the effective size of Birmingham would increase from 900,000 to 1.3 million people. Assuming UK cities would enjoy the same agglomeration benefits as those in France, Forth calculates that would mean an increase in output per head of 7%. …”