WOLFRAM SYSTEM MODELER

Utilities

Utility models of Meadows' WORLD3 model

Package Contents

Agr_Inp_Per_Hect

Agricultural input per hectare

BD_Rates

Birth and death rates

Birth_Factors

Birth factors of WORLD3 model

Ch_Agr_Inp

Change in agricultural input

Ch_Lab_Util_Fr_Del

Change in delayed labor utilization fraction

Ch_Perc_Food_Ratio

Change in perceived food ratio

Current_Agr_Inp

Current agricultural input

Death_Factors

Number of people dying from a given group

Des_Compl_Fam_Size

Desired complete family size

Fam_Income_Expect

Expected family income

Fert_Cont_Eff

Effective fertility continuation

FIOA_Ind

Fraction of industrial output allocated to industry

Food

Total produced food

GDP_Index

Gross domestic product index

HEF_Human_Ecological_Footprint

Human ecological footprint

HWI_Human_Welfare_Index

Human welfare index

Industrial_Output

Industrial output

Land_Devel_Rt

Land development rate

Land_Fert_Reg

Land fertility regeneration

Land_Rem_Urb_Ind_Use

Land removal for urban/industrial use

Lifet_Mlt_Crowd

Life expectancy multiplier due to crowding

Lifet_Mult_Hlth_Serv

Life expectancy multiplier due to health services

Marg_Prod_Agr_Inp

Agricultural input for marginally producing land

Marg_Prod_Land_Dev

Development of marginally producing land

Matur_Factors

Number of people switching groups

Need_For_Fert_Cont

Need for fertility continuation

P_PPoll_Tech_Chg

Percentage of effective pollution technology change

P_Res_Tech_Chg

Percentage of effective resource technology change

Poll_Intens_Ind

Pollution intensity index

PPoll_Assim_Rt

Persistent pollution assimilation rate

PPoll_Gen_Agr

Persistent pollution generated by agricultural output

PPoll_Gen_Ind

Persistent pollution generated by industrial output

PPoll_Gen_Rt

Persistent pollution generation rate

PPoll_Tech_Chg_Rt

Persistent pollution technology change rate

Res_Tech_Ch_Rt_NRATE

Non-recoverable resource technology change rate

S_Avg_Life_Agr_Inp

Average life of service sector capital

S_Avg_Life_Ind_Cap

Average life of industrial capital

S_Avg_Life_Serv_Cap

Average life of service sector capital

S_FIOA_Agr

Fraction of industrial output allocated to agricultural sector

S_FIOA_Cons

Fraction of industrial output allocated to consumption

S_FIOA_Cons_Const

Fraction of industrial output allocated to consumption

S_FIOA_Serv

Fraction of industrial output allocated to service sector

S_Fr_Cap_Al_Obt_Res

Fraction of capital allocated to resource use efficiency

S_Ind_Cap_Out_Ratio

Industrial capital output ratio

S_Indic_Food_PC

Indicated food per capita

S_Indic_Serv_PC

Fraction of per capita indicated output allocated to service sector

S_Land_Life_Mlt_Yield

Land Life Yield Factor

S_Land_Yield_Fact

Land yield factor

S_NR_Res_Use_Fact

Non-recoverable resource utilization factor

S_PPoll_Gen_Fact

Persistent pollution generation factor

S_Serv_Cap_Out_Ratio

Service sector capital output ratio

S_Yield_Mlt_Air_Poll

Air pollution factor on agricultural yield

Service_Output

Service sector output

Total_Fertility

Total fertility

Yield_Tech_Chg_Rt

Yield technology change rate

Information

Utility models of Meadows' WORLD3 model.

Wolfram Language

In[1]:=
SystemModel["SystemDynamics.WorldDynamics.World3.Utilities"]
Out[1]:=