ex-ante evaluation vs valuation

ex-ante evaluation and valuation both are nouns.

Word	Noun	Adjective	Verb	Adverb
ex-ante evaluation	Yes	No	No	No
valuation	Yes	No	No	No

As nouns, valuation is a hypernym of ex-ante evaluation; that is, valuation is a word with a broader meaning than ex-ante evaluation:

ex-ante evaluation: a forward-looking assessment of the likely future effects of new initiatives.
valuation: an appraisal of the value of something

Other hypernyms of ex-ante evaluation include evaluation, rating.

ex-ante evaluation (noun)	valuation (noun)
a forward-looking assessment of the likely future effects of new initiatives.	an appraisal of the value of something
	assessed price