MSN: New York mayor Mamdani says city must hike taxes on wealthy to fill $12 billion deficit New York City Mayor Zohran Mamdani said the Big Apple's wealthiest residents must pay more in taxes to help close a looming budget deficit that tops $12 billion. Mamdani, a Democrat, downplayed fears ... New York mayor Mamdani says city must hike taxes on wealthy to fill $12 billion deficit