I believe this has been discussed before. Yes it's expensive, but this is what you're looking at when you're booking the Maldives during this time of the year. Spending the 31st on a remote island is a trophy thing and resorts drives their revenue this way. They will ultimately overdeliver and offer more than stated in the text and there have been reports that it is not mandatory in reality, as people have found ways around it by contacting management.