①减轻患者用药负担→更多患者用得起救命药→提升治疗效果→改善患者生命质量
②扩大药品采购数量→畅通相关药企销路→降低营销成本→提升药企盈利空间
③药品利润率降低→药企盈利减少→研发资金减少→药企研发积极性受挫
④医保报销金额减少→医保基金压力减轻→提升医保基金保障能力→增加财政收入
A.①② | B.①④ | C.②③ | D.③④ |

同类型试题

y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2


y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2

