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Exercise 2. Schelling's Tipping Model, continued.
Exercise 2. Schelling's Tipping Model, continued. The purpose
of this exercise is to study some of the effects of having unequal
numbers of the two types of actors. You should use the variant of
Schelling's model described in the first exercise. The exercise is to
answer these two questions and explain why things worked out as
To make things concrete, use 30 Whites and 10 Blacks, both
with the original (and equal) requirements for contentment. For
density studies, use the A and B measures described for the first
- Do minorities get packed in tighter than majorities?
- Does the process settle down faster when the numbers
Your should arrange to stop a run when no further change is
possible. An easy way to do this is use periods of at least 40
events, and check whether there has been no movement in the
current period since that would imply that everyone is content and
no will ever move again. As in the first exercise, a beginner may
choose to use the source code provided, and make the necessary
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University of Michigan Center for the Study of Complex Systems
Revised November 4, 1996.