Quote Originally Posted by Helenej View Post
It would probably be best to redirect you to http://masterrussian.net/f15/мы-выпили-чаю-20452/
A similar question has just been discussed there. Note posts 4, 6, 7 and 25.
I have to apologize. I was wrong here.
The correct answer is given by Medved’s post №28 in
Разные вопросы по грамматике (by tiudavidharris

Though желать may also need the *accusative when the object is defined concretely.
Я желаю именно эту книгу.

P.S. Corrected due to Medved's remark.