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Microsoft lays off 1,900 Activision Blizzard and Xbox employees
(www.theverge.com)
This is a most excellent place for technology news and articles.
When such acquisitions are happening all what happens is that the stock/shares of one company (Activision/Blizzard in this example) is replaced by the stock/shares of another company (MS in this example) and the purchasing price is simply another way of discussing the stock exchange ratio. Company can have zero money to do that.