目前,中国已经超过美国成为最大的温室气体排放国,成为全球气候赤字的()输出者。
A.第二大
B.最大
C.第三大
A.《京都议定书》
B.《联合国气候变化框架公约》
C.《生物多样性公约》
D.《保护臭氧层维也纳公约》
Refer back to Example 18. 5 on global warming. Table 18 -3 (page 623 ) shows the annual net benefits from a policy that reduces CHG emissions by I percent per year. At what discount rate is the NPV of this policy just equal to zero?