Usage of 'given'

[sky3120]

1) The fact that people find change difficult is taken as given.

2) The fact that people find change difficult is taken as a given.

One is used as an adjective and the other is used as an noun and do you feel any difference in meaning between them?

3) It is a given that people find change difficult.

4) It is given that people find change difficult.

These are also similar examples, so there is a meaning difference between them? Thank you so much as always and happy new year.

[Tdol]

Not much- the noun form is a more recent form IMO, but they co-exist.

And have a Happy New Year.