https://openknowledge.worldbank.org/bitstream/handle/10986/17785/864850WP00PUBL0l0report002April2014.pdf

Now add to these economic costs the NO2 / NOX recently identified by Kings College London

http://www.kcl.ac.uk/lsm/research/divisions/aes/research/ERG/research-projects/HIAinLondonKingsReport14072015final.pdf

http://www.theguardian.com/environment/2015/jul/15/nearly-9500-people-die-each-year-in-london-because-of-air-pollution-study

http://www.kcl.ac.uk/lsm/research/divisions/aes/newsevents/mediamentions.aspx

Astounding ! Are economic costs of air pollution now more than the cost of the fuel Itself ?