Premise:
"Based on the current resources, the gap is unlikely to be closed anytime soon, the study found."
Hypothesis: The study is correct in its assessment.

it is not possible to tell

Premise:
"White House special counsel Lanny Davis said Clinton may have known three years ago that his friends were subsidizing Hubbell."
Hypothesis: Davis and Clinton had no knowledge of his friends subsidizing Hubbell.

no

Premise:
"And it is impossible to see how this difference from Rust has any bearing upon the First Amendment question, which, to repeat, is whether the funding scheme is 'manipulated' to have a 'coercive effect' on those who do not hold the subsidized position."
Hypothesis: It is not possible to see how this difference from Rust has any bearing on the First Amendment question.
yes