marketing_simulation.nlogo

globals [
  total-customers        ;; Total number of customers generated
  total-sales            ;; Total products sold
  advertising-effect     ;; How advertising affects customer demand
  profit                 ;; Total profit made
  product-inventory      ;; List to track inventory levels of 5 products
]

turtles-own [
  product-choice         ;; Which product a customer will buy
]

;; Setup function
to setup
  clear-all
  set total-customers 0
  set total-sales 0
  set advertising-effect 0
  set profit 0
  set product-inventory n-values 5 [100] ;; Initial inventory of 100 units each
  setup-products
  setup-customers
  reset-ticks
end

;; Setup 5 products with initial inventory and costs
to setup-products
  create-turtles 5 [
    set shape "box"
    set color blue
    setxy random-xcor random-ycor
  ]
end

;; Setup initial customers
to setup-customers
  ask patches [
    sprout 10 [   ;; Create initial 10 customers per patch
      set shape "person"
      set color yellow
      set product-choice random 5  ;; Randomly choose a product (0 to 4)
    ]
  ]
  set total-customers count turtles with [shape = "person"]
end

;; Customer decision-making influenced by advertising and inventory
to go
  ask turtles with [shape = "person"] [
    if random-float 100 < advertising-effect [
      attempt-to-buy
    ]
  ]

  update-advertising-effect
  tick
end

;; Calculate how advertising spend affects customer demand
to update-advertising-effect
  set advertising-effect (advertising-spend * random-float 0.1)  ;; Stochastic demand
end

;; Customers try to buy a product
to attempt-to-buy
  let chosen-product product-choice
  ;; Check if the chosen product is in stock (item index 0 to 4)
  if item chosen-product product-inventory > 0 [
    set product-inventory replace-item chosen-product product-inventory (item chosen-product product-inventory - 1)
    set total-sales total-sales + 1
    set profit profit + (advertising-spend - overhead - fixed-cost - variable-cost)
    die  ;; Customer leaves after purchase
  ]
end
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SLIDER
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fixed-cost
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SLIDER
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OBSERVER
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BUTTON
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go
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OBSERVER
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MONITOR
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total-sales
total-sales
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MONITOR
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profit
profit
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## WHAT IS IT?

(a general understanding of what the model is trying to show or explain)

## HOW IT WORKS

(what rules the agents use to create the overall behavior of the model)

## HOW TO USE IT

(how to use the model, including a description of each of the items in the Interface tab)

## THINGS TO NOTICE

(suggested things for the user to notice while running the model)

## THINGS TO TRY

(suggested things for the user to try to do (move sliders, switches, etc.) with the model)

## EXTENDING THE MODEL

(suggested things to add or change in the Code tab to make the model more complicated, detailed, accurate, etc.)

## NETLOGO FEATURES

(interesting or unusual features of NetLogo that the model uses, particularly in the Code tab; or where workarounds were needed for missing features)

## RELATED MODELS

(models in the NetLogo Models Library and elsewhere which are of related interest)

## CREDITS AND REFERENCES

(a reference to the model's URL on the web if it has one, as well as any other necessary credits, citations, and links)
@#$#@#$#@
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NetLogo 6.4.0
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0
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