Miami has overtaken New York City as the major U.S. metro area with the highest volume of million-dollar listings. No longer just a vacation destination, Miami is the new epicenter for high-net-worth property investment, according to year-end data from Realtor.com. Miami had 10,591 listings priced at $1 million or more in December, surpassing New York's inventory of 10,176, the report said. It's an indication of a shift in the luxury market, fueled by a southward migration of capital and high-income earn ...