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Bill Ackman, Ronald Lauder, William Lauder, Barry Diller and Dan Loeb have all made large donations to stop Mamdani. So have several non-New Yorkers.

Breitling CEO Georges Kern said that the U.S. tariffs were 'terrible news' for Switzerland.

Manhattan is still among the most expensive markets in the country, especially on a per-square-foot basis.

Secondhand fashion and luxury is gaining ground fast, with the global resale market expected to hit up to $360 billion by 2030 from about $210 billion now.

Brands from Louis Vuitton and Prada to Coach and Ralph Lauren are giving buyers a a literal taste of luxury with new cafes that serve luxe experiences for less.

There are now an estimated 241,700 individuals with crypto holdings worth $1 million or more, up 40% from last year, according to new data.

The median age of companies that have gone private so far this year is 13 years since founding, up from a median of 10 years in 2018, according to new data.