Planet Money on NPR did an episode on the UPU and the impact on the US at https://www.npr.org/sections/money/2018/08/01/634737852/episode-857-the-postal-illumin

Planet Money on NPR did an episode on the UPU and the impact on the US at https://www.npr.org/sections/money/2018/08/01/634737852/episode-857-the-postal-illuminati https://www.npr.org/sections/money/2018/08/01/634737852/epis... It's worth a listen to. I learned that it can be cheaper to ship things from China than across the street. In the episode the break down some elements of the UPU, where costs are, and who pays for things.