Environmental pricing, energy transition, and fighting waste.
Ban private jets or regulate them much more aggressively. They emit 5-14x more CO₂ per passenger-km than commercial aviation and up to 40x more in worst cases, while serving a tiny fraction of the population.
Apply progressive pricing: affordable up to a normal level, then increasingly steep beyond a comfort threshold. Catalonia, California, and Flanders have already implemented this with measurable results.
Tax or ban business models built on extreme product variation, like Shein.
Revisit distorted electricity pricing mechanisms that undermine rational long-term energy policy.