Prime property, slow sales: why London’s stock of empty high-end flats is piling up

Homes in the West End, Mayfair and Marylebone are going unsold – and developers are counting the costLondon has no shortage of luxury flats. There are ultra-modern blocks in the most upmarket neighbourhoods – including Chelsea, Kensington and Mayfair – that offer marble lobbies, concierge services and views across the city’s skyline.The problem for property developers is finding wealthy residents…