It's not hard to understand. If permanent housing is taken off the market for AirBnB usage, then the supply of housing for locals is reduced, thereby increasing

It's not hard to understand. If permanent housing is taken off the market for AirBnB usage, then the supply of housing for locals is reduced, thereby increasing the cost. Also, I'm going to guess most AirBnb rentals aren't paying the rental tax that most hotels do. (At least here in the US it's common to have a hotel tax).