Well, the customers should be the ones who regulate industry. In some markets (medicine, food, financial advice, etc), it's very hard for customers to make informed decisions. In other markets, negative externalities are an issue.
I think I can spot if a hotel room is clean or not. I doubt I could tell if the bedsheets had been properly sterilized, or if the shower was cleaned with bleach, but I can carry a sleeping bag and a pair of rubber slippers.
Neighbors will complain about tourists partying till 3am every night, but that could be handled by the cops. They could raise some revenue by fining noise polluters, just like they fine people who break the speed limit.
I think I can spot if a hotel room is clean or not. I doubt I could tell if the bedsheets had been properly sterilized, or if the shower was cleaned with bleach, but I can carry a sleeping bag and a pair of rubber slippers.
Neighbors will complain about tourists partying till 3am every night, but that could be handled by the cops. They could raise some revenue by fining noise polluters, just like they fine people who break the speed limit.