cui bono

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cui bo·no

 (kwē′ bō′nō)
Utility, advantage, or self-interest considered as the determinant of value or motivation.

[From Latin cui bonō (est), for whom (it is) of advantage : cui, dative of quī, who + bonō, dative of bonum, advantage.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

cui bono

(kwiː ˈbəʊnəʊ)
for whose benefit? for what purpose?
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

cui bo•no

(kʊɪ ˈboʊ noʊ; Eng. ˈkwi ˈboʊ noʊ, ˈkaɪ-)
for whose benefit?
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

cui bono

A Latin phrase meaning for whose good.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
References in classic literature ?
And straightway hereupon, arose the natural question of cui bono? -- a question that tended even more than the waistcoat to fasten the terrible crime upon the young man.
'It was process of Evolution, I think, from Primal Necessity, but the fact remains in all the cui bono. I am, oh, awfully fearful!
When I am presented with yet another conspiracy theory, the first question I ask is: 'Cui bono?', Latin for 'who benefits?' Another test I apply is Occam's Razor, a philosophical device conceived by an English friar, William of Ockham, in the 14th century.
In either case, " cui bono " (to whom is it a benefit)?
Under the universal principle of Cui Bono (who benefits), the Jubilee faction otherwise known as Team Kieleweke, which is opposed to the accession of Ruto to power, was quick to defend itself from the assassination talk, even though nobody accused them of being part of the plot.
If credibility is the issue, why not ask that lawyerly question "cui bono" - who benefits?
Cui bono is most important whenever an incident like Thursday attacks on vessels in the Gulf of Oman occurs.
The investigative author, taking the judicial principle of Cui Bono (who gains), unravels not only the motivations and the cover-up of the Indian government but also the multifaceted interests of international actors, Israel and the USA.
There is a Latin term in judicial parlance Qui Bono or Cui Bono, which literally means 'as a benefit to whom'.
'Cui bono, or who benefit if there are racial strife and ruins?
In these matters it is worth asking cui bono? Certainly not the alleged perpetrators.
So, too, were questions of cui bono flattened by the simple equivalence of value and mood: When a Finiliar celebrates, who has profited?