Naed_force
Revenue from such rent would be enough to cover the government dealing with externalities, whether that be generating positive externalities or reducing negative ones.
Welfare is a nonvoluntary transfer of income, to force one party to provide for the basic needs of another. It can't happen in a free society. It leads to an explosion in single parenthood. When a guaranteed income is conditioned only on a person existing, then you will encourage people to bring people into existence at the lowest possible cost to themselves. That's indeed what the statistics show for Western countries over the last 40 years.
And tourists on a per capita basis contribute far more per day than long-term residents, since they're in high spending mode. They also consume fewer government services like welfare and medical care, so they don't cost the taxpayer as much.
Airbnb also makes it much easier to rent out spare units that would otherwise sit empty. It makes it easier to rent out that extra bedroom, or your unit while you go on vacation for two weeks. That increases total housing supply. Short term housing is still part of housing supply. People need affordable options when they're transitioning from one long term unit to another. It's not always a same day transition.
Markets in general benefit mankind, by allowing more efficient exchange. This is Econ 101 stuff, for which there is mountain of real world evidence.
Bernie Sanders 2011: American dream more apt to be realized in Venezuela where incomes are more equal https://www.sanders.senate.gov/newsroom/must-read/close-the-...
Six years later, Venezuelans are facing malnutrition from severe shortages in basic goods. 75 percent Venezuelan lost 19 pounds in 2016:
http://www.upi.com/Top_News/World-News/2017/02/19/Venezuela-...