The most common and most likely answer to this crossword clue is the 9 letter word CONSTANTS
I've seen this crossword clue in Financial Times
C
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A
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More clues leading to the result CONSTANTS
Buddy explains!
The straight part
We know that "unchanging situations" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case unchanging situations = constants.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does CONSTANTS mean?
CONSTANTS noun- That which is permanent or invariable.
- A quantity that remains at a fixed value throughout a given discussion.
- Any property of an experiment, determined numerically, that does not change under given circumstances.
- An identifier that is bound to an invariant value; a fixed value given a name to aid in readability of source code.