Francia En Vivo | Tours Vuelta A

A paper titled "Tour de France, Giro, Vuelta, and classic European races show a unique progression of road cycling speed" notes a significant 6.38% improvement in professional cycling performance over the last 20 years.

As the live product improved, the value of TV broadcasting rights skyrocketed, allowing the organizers (ASO) to become the sport's most powerful actors. Tours Vuelta a Francia en Vivo

An interesting paper related to your query is published in Economic and Business History (2022). A paper titled "Tour de France, Giro, Vuelta,

The paper identifies three distinct phases of broadcasting: a local French phase (1948–1967), a European expansion phase (1968–1991), and the current global high-quality phase (1992–2021). A paper titled "Tour de France