Aida Greenbury, managing director of sustainability at Asia Pulp & Paper (APP), one of the world's biggest pulpwood suppliers, says overlapping licenses "have been creating big challenges for a deforestation-free supply chain".
The WHO report said the overlap could be as much as 33%.
Mr. Harrison and the chief executive of J. P. Morgan, Douglas Warner III, said the overlap between the two banks was minimal.
Despite criticism from commercial radio, it said the overlap between the music played by Radio 1 and Radio 2 and commercial stations was "low".
Bill Aguado, executive director of the Bronx Council on the Arts, which has received roughly $500,000 from Mr. Bloomberg since 2001 and won a Mayor's Award in 2006, said any overlap "is a coincidence".
Ken Sherrill, a political scientist at Hunter College, said the overlap between the donations and the awards suggests "the appearance of a conflict of interest, rather than the reality of it.
But at the same time, they said, the overlap in the two disputes makes it impossible to ignore that the quick application of sanctions on luxury goods could prompt a damaging escalation of the dispute over taxes.
The resonances are said to overlap in this case, and the attempt by the system to librate simultaneously about both resonances for some initial conditions leads to chaotic orbital behaviour.
For instance, we have said that overlap may be a natural option if one is unwilling to countenance arbitrary scattered sums.
The BBC said the overlap was unavoidable because it had scheduled Strictly to avoid clashing with an extra edition of Coronation Street.
