What the heck is a “deputy mayor for economic justice” tasked with doing? Equalizing New Yorkers’ incomes? Redistributing their wealth? Ensuring that “some animals are more equal than others,” perhaps? OK, fine: After Mayor-elect Zohran Mamdani named Julie Su to the job on Friday, he explained that she’ll oversee agencies that focus on “New Yorkers everyday economic realities,” including the Commission on Human Rights, the Taxi and Limousine Commission and the Department of Consumer and Worker Protections. But his transition staff made it sound like a lot more than that: Deputy Mayor Su is to “help usher in an era...