Are dividend payments seen as pre-tax expense, like interest for bonds holders?

If so why did yhoo stock collpase by 7% when news of new tax for cashing out coame out regarding yhoo stock in Alibaba? Also how would they give this money to invesotors?

Submitted May 23, 2015 at 09:27AM by Wearabeanie http://ift.tt/1HBfu5F