New York Mayor Michael Bloomberg being praised for his stance on diabetes . David Koch says the government should be applauded for trying to tackle obesity issue . He says the proposed ban on supersized soda is aimed at sellers , not at buyers ' liberties . Improvements in packaging account for much of this price decline . Frum : There is little doubt about the serious health effects of sugary soda .
New York Mayor Michael Bloomberg being praised for his stance on diabetes . David Koch says the government should be applauded for trying to tackle obesity issue . He says the proposed ban on supersized soda is aimed at sellers , not at buyers ' liberties . Frum : There is little doubt about the serious health effects of sugary soda .