(1)补偿性借款的实际利率=1500/(1-5%)*10%)/1500=10.53%
(2)贴息法借款的实际利率=10%/(1-10%)=11.11%
(3)债券资本成本=10%*(1-25%)/(1-3%)=7.73%
(4)长期借款 成本=12%*(1-25%)/(1-2%)=9.18%
(5)普通股资本成本=10%/(1-4%)=10.42%
项目资金综合成本=10.53%*(1500/8000)+11.11%*(1500/8000)+7.73%*(1200/8000)+9.18%*(800/8000)+10.42%*(3000/8000)=10.04%