Yahoo had to do this. They had been hanging onto the belief that the IRS wouldn't tax their Alibaba spin out, a belief that they and their tax accountants alone believed. Most telling is that Yahoo was up after the markets closed on this news. Heck Bloomberg just sent me a note saying the sentiment of the news on Yahoo was very positive, even the machines like this news:) Sadly this probably means 3 things are going…
Everyone wins here. Managers win, of course, but shareholders, who have been patient, get short-term returns and the potential for long-term ones as well. Employees will see their jobs stay, because of this repackaging.
Yes, Mayer will be gone in a year, replaced by someone with experience selling a company. But it's been a good run. She turned Yahoo from a place with mediocre engineers into a decent place to work; she resuscitated existing brands and gave them a place in the world; and now she did some reasonably clever financial engineering.