initial nonrenewable resources = 2e12 fertility control effectiveness time = 1995 zero population growth time = 1995 industrial output per capita desired = 350 industrial equilibrium time = 1995 land life policy implementation time = 1995 fraction of agricultural inputs for land maintenance table ( (0,0),(1,.045),(2,.08),(3,.1),(4,.105)) indicated food per capita table 2 ( (0,250),(200,600),(400,900),(600,1100), (800,1200),(1000,1275),(1200,1350), (1400,1375),(1600,1375)) indicated services output per capita table 2 ( (0,80),(200,450),(400,1000),(600,1500), (800,1800),(1000,2100),(1200,2400), (1400,2700),(1600,3000)) persistent pollution technology change mult table ( (-1,-0.03),(0,0)) resource technology change mult table ( (-1,-.03),(0,0)) land yield technology change rate multiplier table ( (0,0),(1,.02))