28.債券保證金交易是下列哪二種交易的組合？
(A)買斷(outright purchase, OP)與附買回(repurchase agreement, RP)
(B)賣斷(outright sell, OS)與附賣回(reverse repurchase agreement, RS)
(C)買斷與附賣回
(D)賣斷與附買回

答案：登入後查看
統計： A(16), B(25), C(19), D(5), E(0) #1570086