An investigation by Vanessa Houlder of the Financial Times showed that up to a third of the price gap between hotels and Airbnb rentals is due to tax differences, with hotels being subject to business taxes and value-added taxes that almost all Airbnb hosts avoid, while many Airbnb hosts benefit from the Sharing Economy allowance mentioned above. Airbnb also avoids costs such as commercial-level fire and safety protection and accessibility features, which its competitors must pay to install. [...]
also think about the labour implications ... more flexible, less "downtime" ie squeezing out more work per dollar