At least for Buses this is highly regulated in the US. I would assume the same is true for everything else. Free-Market people have long advocated for a libera

At least for Buses this is highly regulated in the US. I would assume the same is true for everything else. Free-Market people have long advocated for a liberalisation of buses and taxis. Uber has help breaking the Taxi monopoly, but the Bus regulation still stand. Eventually somebody will attack Uber because of too much ridesharing and accuse them of breaking the laws against private buses.