[LONDON] A slump in super-prime home values in London is rippling down the luxury-property market.

[MIAMI] Property developer Gil Dezer owns 29 cars. And he plans to admire some of them from his couch in a swank Miami high-rise building, with the ocean in the background.

[NEW YORK] Owners of Manhattan luxury homes are waking up to a simple reality: If you want your place to sell, drop your price.