It would appear that all may not be running smoothly with plans to float New York’s iconic Empire State Building, once the world’s tallest skyscraper.

A recent story on The Wall Street Journal's Developments blog http://on.wsj.com/NH3e8p cited documents filed with the US Securities and Exchange Commission this month that predicted the building's net operating income is projected to rise to $160.6m in June 2015, up from $76.8m in June this year.