pyear: Policy Year
Constant
World3 03 indicators sector
Policy Year [year]
pyear = 1975

pyear in the updating graph: ( how to read )
In nodes
Out nodes
alai : average life agricultural inputs
alic : average life of industrial capital
alsc : average life of service capital
fioaa : fraction of industrial output allocated to agriculture
fioacc : fraction of industrial output allocated to consumption constant
fioas : fraction of industrial output allocated to services
icor : industrial capital output ratio
ifpc : indicated food per capita
isopc : indicated services output per capita
lymt : land yield multiplier from technology
lytcr : land yield technology change rate
nruf : resource use factor
ppgf : persistent pollution generation factor
pptcr : persistent pollution technology change rate
rctcr : resource technology change rate
scor : service capital output ratio