Robert Bookman, counsel for the New York City Hospitality Alliance, a trade group, said he, too, isn't surprised that the administration hasn't proposed any changes.

WSJ: Despite Outcry, No Changes on 'Soda Ban'

Robert Bookman, legislative counsel to the New York State Restaurant Association, said the study substantiates small business owners' fears about the financial impact of the bill.

WSJ: Study of New York City Proposal to Mandate Sick Leave Sparks Debate

The mayor's inflexibility, Mr. Bookman said, explains why the administration brought the proposal to the Board of Health, a panel handpicked by the mayor, instead of the City Council.

WSJ: Despite Outcry, No Changes on 'Soda Ban'

Rob Bookman, counsel for the New York City Hospitality Alliance, said Ms. Quinn "did a really good job in coming up with a bill that is more palatable" to the business community.

WSJ: Quinn Signs On to Paid Sick Leave