Economists and tax lawyers who study these issues are unsure about the best way to handle these situations in practice.
However, the precise mechanism of the contradictory effect remains unsure, further studies may help to clarify this issue.
"While we know about the environmental issues, we're unsure if there is any hope.
Indeed, a survey recently conducted with neuroimagers in Canada [59] suggested that many neuroscientists are indeed concerned with ethics issues, but are unsure of a productive vehicle for discussion and communication.
When announcing her short film Tropico this summer, the star described it as her "farewell project" and also told Nylon magazine in November's issue that she was unsure she could make a second album: "When people ask me about it, I just have to be honest – I really don't know," said Del Rey.
The governor's office has largely dodged directly answering questions about the issue, saying Martinez was unsure of his status since he abandoned the family when her father was young.
Because of these issues, the rate of unsure and inconsistency of responses may be inflated in these data.
According to a memo that it sent to the other banks on Sunday, J. P. Morgan also said it remained unsure of several issues, like whether Hutchison and Singapore Technologies would issue $200 million of additional debt to provide Global Crossing with cash or whether a separate restructuring of Global Crossing's Asian unit would alter the terms of a deal.
The league's executive vice president and point man on the issue, Harold Henderson, said he was unsure if increased discipline was necessary, citing that maybe preventive measures were more important than punitive ones.
We're still unsure what the issue is, but theories range from the fact that Apple changed the noise on the iPhone 5 camera from speckles to smearing to the camera's sensor getting overloaded with infrared.
When pressed, people who say they're unsure about the issue generally support an investigation.
