Intellectual-property rules are clearly necessary to spur innovation: if every invention could be stolen, or every new drug immediately copied, few people would invest in innovation.
It's true, as Phil Klein says, that Democrats often thought Obama was too slow to accept the latter view even when it was clearly necessary to do so.
Since must vary smoothly over time, it is clearly necessary to use an interpolated delay line to provide non-integer values of in a smooth fashion.
To extend the knowledge of nuclear binding energies, it is clearly necessary to make measurements to supplement the radioactive-decay energy cycles.
Interestingly, some subway systems appear to be worse than others in terms of particle loading, and it is clearly necessary to identify the key factors involved.
There's nothing wrong with talking about middle-class benefits, and speeches like that of Ms. Sebelius are clearly necessary to turn the tide of misinformation coming from Republicans.
While we found surprisingly few instances of top management directly sponsoring or championing a project, we did find that a general blessing from the top is clearly necessary to convert potential supporters into a solid team.
These principles are clearly necessary to ensure the validity of the description.
To do this, it is clearly necessary to explore and address the main sources of educational inefficiencies.
Although this notion has some intuitive appeal, additional work is clearly necessary to determine the validity of this argument.
This Government is no fan of regulation and we should only intervene when it is clearly necessary to deliver important benefits for consumers.
