ecir: Effective-capital-investment Ratio
Variable
Global
Effective-capital-investment Ratio []
ecir = cir *(1- ciaf )* nrem /(1- ciafn )

ecir in the updating graph: ( how to read )
In nodes
ciaf : capital-investment-in-agriculture fraction
ciafn : capital-investment-in-agriculture fraction normal ()
cir : capital-investment ratio
nrem : natural-resource-extraction multiplier
Out nodes
msl : material standard of living