https://economics.stackexchange.com/a/29598 https://economics.stackexchange.com/a/29598 [0] Slightly tangentially, to be ignored, until later (after careful re

https://economics.stackexchange.com/a/29598 https://economics.stackexchange.com/a/29598 [0] Slightly tangentially, to be ignored, until later (after careful reconsideration of doubts raised in your [1]: https://economics.stackexchange.com/a/29610[2] https://economics.stackexchange.com/a/29610[2]) In particular, to consider how unification of the 2 notions of excludability/rivalry can lead to the 2 actions of subsidies/taxation coalescing (thus going "beyond good & evil") [2] https://news.ycombinator.com/item?id=43621295 https://news.ycombinator.com/item?id=43621295 [4] https://www.econlib.org/the-correlation-between-excludability-and-rivalry/ https://www.econlib.org/the-correlation-between-excludabilit... >Yet in the real world, both excludability and rivalry lie on a continuum.