2) preferred stockholder equity
优先股股东权益
4) prior interest
优先权益
5) the right of priority in stock ownership
股权优先权
6) ESO
优先购股权
1.
An Analysis of the System Barriers to Implementing ESO in State - run Enterprises;
国有企业实行优先购股权体制障碍分析
补充资料：优先股
优先股 Preferred Stock, Preferred Share
定义：
与普通股(Oridinary Stock)比较，享有优先派发股息权的股票等级。优先股一般没有投票权。