"% of population in raising fields"=
	IF THEN ELSE(population in agriculture<=maximum population in raising fields, 1 , maximum population in raising fields\
		/population in agriculture)
	~	
	~		|

"% of the population in agriculture"=
	0.9-"% of the population in war and monument building"
	~	
	~		|

"% of the population in war and monument building"=
	RAMP( 0.0025, 700 , 744)
	~	
	~		|

births=
	Population*0.5*fecundity rate
	~	
	~		|

deaths=
	Population*mortality rate
	~	
	~		|

effect of food availability on mortality(
	[(0,0)-(1000,10)],(100,3),(300,2),(450,1),(1000,1))
	~	
	~		|

effect of production in terraces on productivity in raising fields(
	[(0,0)-(1,1)],(0,0.8),(0.1,0.9),(0.5,1),(1,1))
	~	
	~		|

fecundity rate=
	0.0625
	~	
	~		|

percapita food availability=
	total production/Population
	~	
	~		|

maximum population in raising fields=
	1e+006
	~	
	~		|

mortality rate=
	effect of food availability on mortality(total production/Population)*0.025
	~	
	~		|

Population= INTEG (
	births-deaths,
		200000)
	~	
	~		|

population in agriculture=
	"% of the population in agriculture"*Population
	~	
	~		|

population in raising fields=
	"% of population in raising fields"*population in agriculture
	~	
	~		|

population in terraces=
	population in agriculture*(1-"% of population in raising fields")
	~	
	~		|

production in raising fields=
	population in raising fields*productivity in raising fields
	~	
	~		|

production in terraces=
	population in terraces*productivity in terraces
	~	
	~		|

productivity in raising fields=
	effect of production in terraces on productivity in raising fields(population in terraces\
		/population in agriculture)*(600)
	~	
	~		|

productivity in terraces=
	300
	~	
	~		|

total production=
	production in terraces+production in raising fields
	~	
	~		|

********************************************************
	.Control
********************************************************~
		Simulation Control Parameters
	|

FINAL TIME  = 1500
	~	Year
	~	The final time for the simulation.
	|

INITIAL TIME  = 0
	~	Year
	~	The initial time for the simulation.
	|

SAVEPER  = 
        TIME STEP
	~	Year [0,?]
	~	The frequency with which output is stored.
	|

TIME STEP  = 1
	~	Year [0,?]
	~	The time step for the simulation.
	|

\\\---/// Sketch information - do not modify anything except names
V300  Do not put anything below this section - it will be ignored
*View 1
$192-192-192,0,Times New Roman|12||0-0-0|0-0-0|0-0-255|-1--1--1|-1--1--1|96,96,100,0
10,1,Population,391,231,40,20,3,3,0,0,0,0,0,0
12,2,48,543,231,10,8,0,3,0,0,-1,0,0,0
1,3,5,1,4,0,0,22,0,0,0,-1--1--1,,1|(453,231)|
1,4,5,2,100,0,0,22,0,0,0,-1--1--1,,1|(510,231)|
11,5,48,482,231,6,8,34,3,0,0,1,0,0,0
10,6,births,482,250,39,11,40,3,0,0,-1,0,0,0
12,7,48,250,231,10,8,0,3,0,0,-1,0,0,0
1,8,10,7,4,0,45,22,2,64,0,-1--1--1,|12||0-0-0,1|(279,231)|
1,9,10,1,100,0,0,22,0,0,0,-1--1--1,,1|(331,231)|
11,10,48,305,231,6,8,34,3,0,0,1,0,0,0
10,11,deaths,305,250,23,11,40,3,0,0,-1,0,0,0
10,12,population in agriculture,526,330,41,19,8,3,0,0,0,0,0,0
10,13,population in raising fields,369,368,41,19,8,3,0,0,0,0,0,0
10,14,population in terraces,438,470,41,19,8,3,0,0,0,0,0,0
10,15,total production,95,304,50,11,8,3,0,0,0,0,0,0
10,16,productivity in terraces,687,460,45,19,8,3,0,0,0,0,0,0
10,17,production in terraces,282,521,42,19,8,3,0,0,0,0,0,0
1,18,1,12,0,0,43,0,2,64,0,-1--1--1,|12||0-0-0,1|(453,276)|
1,19,12,13,0,0,0,0,0,64,0,-1--1--1,,1|(454,346)|
1,20,12,14,0,0,43,0,2,64,0,-1--1--1,|12||0-0-0,1|(485,394)|
1,21,14,17,0,0,43,0,2,64,0,-1--1--1,|12||0-0-0,1|(367,492)|
1,22,16,17,1,0,0,0,0,64,0,-1--1--1,,1|(508,537)|
10,23,productivity in raising fields,320,435,45,19,8,3,0,0,0,0,0,0
10,24,production in raising fields,204,347,57,19,8,3,0,0,0,0,0,0
1,25,23,24,0,0,43,0,2,64,0,-1--1--1,|12||0-0-0,1|(267,395)|
1,26,13,24,0,0,0,0,0,64,0,-1--1--1,,1|(301,359)|
1,27,17,15,1,0,43,0,2,64,0,-1--1--1,|12||0-0-0,1|(142,454)|
1,28,24,15,0,0,43,0,2,64,0,-1--1--1,|12||0-0-0,1|(145,323)|
10,29,effect of food availability on mortality,94,152,78,19,8,3,0,0,0,0,0,0
10,30,"% of the population in agriculture",708,247,62,19,8,3,0,0,0,0,0,0
1,31,30,12,0,0,0,0,0,64,0,-1--1--1,,1|(623,285)|
10,32,mortality rate,228,270,42,11,8,3,0,0,0,0,0,0
1,33,32,11,0,0,0,0,0,64,0,-1--1--1,,1|(269,260)|
1,34,29,32,0,0,0,0,0,64,0,-1--1--1,,1|(159,210)|
10,35,fecundity rate,572,177,43,11,8,3,0,0,0,0,0,0
1,36,35,6,0,0,0,0,0,64,0,-1--1--1,,1|(532,209)|
1,37,1,6,1,0,0,0,0,64,0,-1--1--1,,1|(446,289)|
1,38,1,11,1,0,0,0,0,64,0,-1--1--1,,1|(340,286)|
10,39,"% of population in raising fields",634,396,58,19,8,3,0,0,0,0,0,0
1,40,39,13,0,0,0,0,0,64,0,-1--1--1,,1|(499,381)|
1,41,39,14,0,0,0,0,0,64,0,-1--1--1,,1|(538,432)|
10,42,effect of production in terraces on productivity in raising fields,104,497,82,28,8,3,0,0,0,0,0,0
1,43,42,23,0,0,0,0,0,64,0,-1--1--1,,1|(223,462)|
1,44,1,32,1,0,0,0,0,64,0,-1--1--1,,1|(303,308)|
1,45,15,32,0,0,0,0,0,64,0,-1--1--1,,1|(155,288)|
10,46,percapita food availability,78,233,53,18,8,131,0,0,0,0,0,0
1,47,15,46,0,0,0,0,0,64,0,-1--1--1,,1|(89,278)|
1,48,1,46,1,0,0,0,0,64,0,-1--1--1,,1|(241,178)|
1,49,12,39,0,0,0,0,0,64,0,-1--1--1,,1|(573,359)|
10,50,maximum population in raising fields,721,326,66,19,8,3,0,0,0,0,0,0
1,51,50,39,0,0,0,0,0,64,0,-1--1--1,,1|(683,356)|
1,52,14,23,0,0,0,0,0,64,0,-1--1--1,,1|(387,455)|
1,53,12,23,0,0,0,0,0,64,0,-1--1--1,,1|(429,379)|
10,54,"% of the population in war and monument building",681,135,70,19,8,3,0,0,0,0,0,0
1,55,54,30,0,0,0,0,0,64,0,-1--1--1,,1|(692,184)|
///---\\\
:GRAPH GRAPH
:TITLE GRAPH
:SCALE
:VAR production in terraces
:Y-MAX 6e+012
:SCALE
:VAR productivity in raising fields
:Y-MAX 6e+008

:GRAPH GRAPH_0
:TITLE GRAPH_0
:SCALE
:VAR population in terraces
:Y-MIN 0
:Y-MAX 2e+006
:SCALE
:VAR population in raising fields
:Y-MAX 2e+006

:GRAPH GRAPH_1
:TITLE GRAPH_1
:SCALE
:VAR births
:SCALE
:VAR deaths
:L<%^E!@
1:population at war 11.vdf
1:C:\Arquivos de programas\Vensim\population at war 11.vdf
9:population at war 11
15:0,0,0,0,0,0
19:100,0
27:2,
34:0,
4:Time
5:Population
24:0
25:1500
26:1500