marketCBA = 250，000
social CBA = 200,000
environment damage = -140,000
low water quality = -10000
now social CBA = 200,000-150,000=50,000
total = 250,000+50000=300,000
market cba ratio = 250/300
social cba ratio = 50/300
market CBA = 250/300*140.000=116,666.667
social CBA = 5/30*140,000=23333.33
I am sorry ?what process do you want? I have alreadly show the formula?
