'voluntary resignation' is correct and usable in written English.
It is used to describe when someone resigns from their job of their own free will, as opposed to being dismissed or laid off. For example, "Martha chose to submit her voluntary resignation after deciding to pursue another opportunity."
Kremlin sources made clear that they expected him to fall on his sword and announce his voluntary resignation.
They tried to cover it up as a voluntary resignation, but Holmes ignored their "gagging order" and gave the Guardian the true story.
On Jan . 12 Pappas announced that it had accepted his "voluntary resignation," effective the previous Dec. 30, from those posts and from the board.
"We are totally outraged that now, some nine months after his voluntary resignation, he regurgitates his grossly inaccurate and misrepresentative assertions against St Helens in a New Zealand newspaper whilst he is resident in the United States.
If some world leaders – perhaps Brazil's Lula – can shake some sense into Zelaya by threatening to temper international support, Zelaya could be forced to acquiesce to a brokered deal of immunity in return for a voluntary resignation.
"Hohaia's version of events at St Helens between the Grand Final in 2014 and his voluntary resignation without notice six months later is utterly inaccurate and malicious," a club statement read.
The layoffs follow a reduction of about 1,600 workers last year through voluntary resignations.
Matsushita, based in Osaka, said it would eliminate 700 of the 1,800 permanent jobs early next year through voluntary resignations.
Instead, it pointed out that agreements were reached with many of the departing principals precisely because "these were far from voluntary resignations or retirements".
Soon after that, newspapers stopped printing periodic announcements of forced "voluntary resignations" of members of Mrs. Aung San Suu Kyi's political party.
We included voluntary resignations and changes of speciality in the dropout category, because they are also indicative of problems with completing a programme as planned.
