New York, London Get Hit Hardest in Mega-Mansion Sales PlungeBookmarkJul 22 2020, 4:31 AMJul 22 2020, 5:09 AMJuly 22 2020, 4:31 AMJuly 22 2020, 5:09 AM(Bloomberg) -- Sales of New York’s most expensive homes cratered by 70% in the first half, the biggest decline among the world’s priciest cities.Disclaimer