http://web.pdx.edu/~rueterj/courses/esr101-200904/lecture15.html

Lecture 15 - November 24, 2009

Essential Background

Outline

  • two scenarios for resource management decisions
    • common pool
    • decisions under uncertainty
  • tragedy of the commons
  • game theory square
    • CPR
  • uncertainty - precautionary principle

Vocabulary (see this page)

Using viewers and Multiple Perspectives

  • game

Life lessons that our grandmas taught us:

Make hay while the sun shines.

 

 

 
 

Resource management and Environmental Decisions

  • simple case of common pool resource
    • characteristic of CPR
    • complex because of interactions with other uses

 

games chapter  

Tragedy of the Commons

  • set up
  • systems diagram to pasture (draw on board)
    • grass growth - seasonal pulse
    • grazing pressure and damage
    • similar to max sustainable yield model (but below maximum)
  • individual vs. community benefits

 

environmnental
stewardship

 

 

Game theory square

  • your potential actions , opponents potential actions and outcomes for each combination
  • simple example
  • CPR
    • set up
    • possible outcomes
    • control of one-shot actions is difficult
    • iterative
    • ESS
    • institutions and community policies

 

   

Games against nature

  • assess your potential actions against uncertain natural events
  • uncertainty vs. probabalistic risk
  • precautionary principle (interpreted as game)