Introduction: Regressing Your Inner Hedgehog
Lecture:
Why
Models?
Vortices and Volcanoes: Models of Aggregation
Model
1: The Standing
Ovation Problem
Tools: Behavioral Rules, Signals
Concepts:
Tipping, Charisma
Model
2: The Ketchup Question
Tool:
Lyaponuv Functions
Concept:
Multiple Equilibria, Ranked Equilibria
Model
3: Those French
Tool:
probability theory
Concept:
Time to convergence
Model
4: Tipping
Tools:
Threshold functions
Concept:
Micromotives, Macrobehavior
Model
5: Red Hat Green Hat
Tools:
Conditional Probability
Concept:
sorting (dlct9)
Model
6: Do I Live Here
Tools:
Lyaponuv Function
Concepts:
Micromotives, Macrobehavior
Model
7: Jimmy John has a Potbelly
Tools:
Response Functions
Concepts:
Externalities
Things That Go Bump:
Models of Competition
Model
8 Call Me!
Tools:
Auction Theory
Concepts:
Externalities
Model
9: Racing to the
Bottom
Tools:
Response functions, signals
Concepts:
equilibria, hedonic treadmills, positional goods
Model
10: Looking Back
Tools:
Backward Induction
Concepts:
Equilibrium, dominant strategies
Model
11: Perplexed Inmates
Tools:
Game Theory
Concepts:
Pareto Dominance
Model
12: DonÕt I Know You?
Tools:
Repeated Games
Concepts:
Reputation
Model
13: Colonel Blotto
Tools:
Game Theory
Concept:
impossibility of rankings
Model
14: Ice Cream on the Beach
Tools:
Spatial Voting
Concepts:
Equilibria, Cycles
Model
15: The AeroCycle
Tools:
Preference Theory
Concepts:
independence of irrelevant alternatives, unanimity
Different Wisdom:
Models of Collective Thinking
Model
16: The Toolbox
Tools:
Combinatorics
Concept:
Context Matters
Model
17: GaltonÕs Steer
Tools:
Probability Theory
Concepts:
Aggregation and error cancelization
Model
18: Pythagoras Begs to
Differ
Tools:
Interpretations, Squared errors
Concepts:
negative correlation
Model
19: Ben and Jerry Mendeleyev
Tools:
Perspectives
Concepts:
Rugged Landscapes
Model
20: Two Heads
Tools:
Heuristics
Concepts:
Local Optima
Getting There: Models of Decision and Learning
Model
21: Decision Theory
Tools:
Probability Theory
Concepts:
Value of information.
Model
22: Creationism vs Evolution
Tools:
Genetic Algorithms
Concepts:
Selection, Variation
Model
23: March of the Penguins
Tools:
Search Theory
Concepts:
Exploration vs Exploitation
Model
24: My Brain is a Two Armed
Bandit Tools:
weighting functions
Concepts:
positive feedbacks
Model 25: Rock Paper Scissors (as youÕve
never seen it)
Tools:
Lattice Games, Replicator Dynamics, Fictitious Play
Concepts:
Patterns and Cycles
Model
26: Punks and Public Goods
Tools:
Best response functions
Concepts:
Cultural Learning
Model
27: Social learning and Group Selection
Tools:
Evolutionary Game theory
Concepts:
Group Selection, Altruism
Model
28: Chain of Fools
Tools:
Hedonic Models, Evolutionary Learning
Concepts:
Rugged Landscapes
Sandwich Spread: Models of Networks and Diffusion
Model
29: ItÕs a Small World
Tools:
Network Theory
Concepts:
neighborhoods, path length
Model
30: Barbarians at the Terminal
Tools:
Power laws
Concepts:
strategic vs random errors
Model
31: Bass Fishing
Tools:
Diffusion models
Concepts:
diffusion
Model
32: To SIR With Love
Tools:
evolutionary dynamics
Concepts:
contact structures
When History Matters: Markov and Urn Models
Model
33: Happy Children, Good Students
Tools:
Markov Processes
Concept:
Ergodicity
Model
34: The Rule of Six
Tools:
Non time homogenous Markov Processes
Concept:
Initial State Dependence
Model
35: PHAT Polya
Tools:
Polya Processes
Concept:
history, set, and state dependence
Model
36: War of Nutrition
Tools:
random walks
Concept:
discounting
Keep it Together: Models of Robustness
Model
37: Chestnuts Roasting
Tools:
Immune system models, Federations
Concepts:
co-evolution,
Model
38: Ethnic Violence
Tools:
game theory
Concepts:
Cross cutting cleavages (dlct11)
Model
39: Banks and Forest Fires
Tools:
optimization theory, adapation
Concepts:
phase transitions, critical states