Which transportation e-commerce innovation first introduced dynamic pricing that automatically adjusted fare costs based on real-time demand?

The transportation industry has been transformed by e-commerce platforms specifically designed for mobility solutions. From ride-sharing services to ticket booking systems and vehicle marketplaces, these platforms have revolutionized how people access transportation options. This trivia question explores a key milestone in transportation e-commerce that changed consumer behavior and set new industry standards.

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Uber's surge pricing model (2011)
Amtrak's variable pricing system (2005)
Expedia's flight price algorithm (2008)
Zipcar's membership-based hourly rates (2007)