Links
[1] https://www.itf-oecd.org/international-air-passenger-transport-future
[2] https://www.itf-oecd.org/sites/default/files/docs/dp200915.pdf
[3] https://www.itf-oecd.org/tags/air-traffic
[4] https://www.itf-oecd.org/tags/air-transport
[5] https://www.itf-oecd.org/tags/airlines
[6] https://www.itf-oecd.org/tags/atmosphere
[7] https://www.itf-oecd.org/tags/carbon-tax
[8] https://www.itf-oecd.org/tags/elasticity
[9] https://www.itf-oecd.org/tags/emission-trading-systems
[10] https://www.itf-oecd.org/tags/forecasting
[11] https://www.itf-oecd.org/tags/globalisation
[12] https://www.itf-oecd.org/tags/gross-domestic-product
[13] https://www.itf-oecd.org/tags/passengers
[14] https://www.itf-oecd.org/tags/protectionism
[15] https://www.itf-oecd.org/tags/trade
[16] https://www.itf-oecd.org/tags/traffic
[17] https://www.itf-oecd.org/tags/travel
[18] https://www.itf-oecd.org/publication-type/discussion-paper
[19] https://www.itf-oecd.org/subject/traffic-volume-usage-demand