Casey N. Cep makes a case for free admission to historical sites and museums: http://nyr.kr/1b9ZSaj

“While set fees and mandatory tips guarantee revenue from every interaction, they don’t necessarily maximize it. For museums and churches, the better model might be pay-as-you-can: increasing access while relying on fewer, but larger, donations.”

Photograph of the Metropolitan Museum of Art by Ozier Muhammad/The New York Times/Redux.