Carpool Lanes: Commuting Miracle or Enormous Waste of Space? https://www.youtube.com/watch?v=3FYeebu0S4c
https://en.wikipedia.org/wiki/High-occupancy_vehicle_lane
https://truenorthideas.org/are-hov-lanes-really-a-good-idea
A bus lane will more a lot more people than any HOV lane. A truck lane will always move more freight or payload than a HOV lane.
https://en.wikipedia.org/wiki/High-occupancy_vehicle_lane#Canada
https://www.drivesmartbc.ca/lanes/using-hov-lanes
https://dailyhive.com/vancouver/bc-hov-lane-incident-debate
https://www.fraserinstitute.org/commentary/hov-lanes-dont-make-sense
https://www.witpress.com/Secure/elibrary/papers/UT06/UT06019FU1.pdf