Honestly, I have no idea where most of newspaper revenues come from, but so far it seems most (all?) of the major ones are failing to make enough money by selli

Honestly, I have no idea where most of newspaper revenues come from, but so far it seems most (all?) of the major ones are failing to make enough money by selling online ads. It's not a matter of theory or opinion, it's something that's been tested for about 8-9 years now, and just doesn't seem to work.