Number Theory: Are airfares higher than they should be in India?

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Expensive air tickets regularly make news headlines in India. While much of the noise is around seasonal spikes around festivals or gatherings such as the Kumbh, there is a more important question to be asked. Has normal travel air travel become more expensive in India in recent years? Here is what the data shows.

Passengers look at the display board for information at the Delhi airport.(PTI)

Are airfares higher than they should be in India?

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