Premise:
"Especially reviled is Hitz , starring trash-talking comedian Andrew Dice Clay, which suffers from too many penis jokes and a gratingly loud laugh track (Caryn James, the New York Times ). (UPN plugs its shows.)"
Hypothesis: Andrew Dice Clay makes many jokes that are in vulgar taste.

yes

Premise:
"It was vital to him that it should be destroyed before it was discovered and its significance appreciated. "
Hypothesis: Its discovery would lead to its significance being found, which necessitated its destruction.

yes

Premise:
"Allowing for the possibility of increasing returns tends to rob economic models of two properties that economists simplicity and determinism."
Hypothesis: There is no danger of robbing economic models of anything if you allow for increasing returns.
no