Creo que se trata de que una compañía ha desinvertido en determinados negocios en beneficio de X. Si se trata de una sociedad por acciones se habrá producido una venta de acciones. De no ser así, simplemente se han vendido los negocios. Obviamente ello afecta a la cuenta de resultados. Posiblemente la empresa puede ahora disponer de mayor liquidez.


(Acepción 3)
di·vest (d-vst, d-)
tr.v. di·vest·ed, di·vest·ing, di·vests
1. To strip, as of clothes.
2.
a. To deprive, as of rights or property; dispossess.
b. To free of; rid: "Most secretive of men, let him at last divest himself of secrets, both his and ours" (Brendan Gill).
3. To sell off or otherwise dispose of (a subsidiary company or an investment).
4. Law To devest.
[Alteration (influenced by Medieval Latin dvestre, to undress) of devest.]
di·vestment n.

The American Heritage® Dictionary of the English Language, Fourth Edition copyright ©2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.


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Note added at 59 mins (2010-09-26 09:33:08 GMT)
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Disentangle

http://legal-dictionary.thefreedictionary.com/disentanglemen...

Entre los sinónimos me quedo con: Detach, disburden, release