% 11.71% 15% ENPV (万元) 944324 903888 823015 742143 701706 EBCR 2.37 2.24 2.02 1.83 1.75 EIRR (%) 14.49% 14.02% 13.16% 12.40% 12.05% 表 8-9 -3方案 B国民经济敏感性分析效益变动建设费用变动-15% -10% 0% 10% 15% -15% ENPV (万元) 594056 548391 457060 365729 320064 EBCR 1.77 1.67 1.50 1.36 1.30 EIRR (%) 12.11% 11.67% 10.87% 10.17% 9.84% -10% ENPV (万元) 674666 629001 537670 446339 400674 EBCR 1.87 1.77 1.59 1.44 1.38 EIRR (%) 12.56% 12.11% 11.30% 10.59% 10.26% 0% ENPV (万元) 835886 790220 698890 607559 561894 EBCR 2.08 1.96 1.77 1.60 1.53 EIRR (%) 13.40% 12.94% 12.11% 11.38% 11.04% 10% ENPV (万元) 997106 951440 860109 768779 723113 EBCR 2.28 2.16 1.94 1.77 1.69 EIRR (%) 14.19% 13.72% 12.86% 12.11% 11.77% 15% ENPV (万元) 1077715 1032050 940719 849389 803723 EBCR 2.39 2.26 2.03 1.85 1.77 EIRR (%) 14.56% 14.08% 13.22% 12.46% 12.11%