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What's strange about this is that this goes against a preliminary game theory/optimisation analysis of how the system should work. Hotellings Law (https://www.
by flave 4y ago
What's strange about this is that this goes against a preliminary game theory/optimisation analysis of how the system should work.
Hotellings Law (https://www.uh.edu/engines/epi2692.htm https://www.uh.edu/engines/epi2692.htm) means that when there are two competitors on a spectrum, they will move closer and closer to one another to be as competitive as possible. Even passing beyond the other until they are both either side of the center.
You have two ice cream trucks on a 1D beach.
|-----1-----------2-|
Ice cream truck 2 captures all the business on its right, and 1 captures all the business (more) on it's left. Then they split the central. area 50:50.
|-----12------------|
Now 2 moves all the way to be next to 1, and takes all the central space (including what it used to have on the right.
|------21------------|
1 now comes to the side the grab almost all of the right hand side, surrendering the less valuable left.
|-------12-----------|
|--------21----------|
They'll now work back and forth until they're either side of the middle.
This is what you might imagine political parties would do and what they do in some countries. Something is stopping this happening in US politics and I would hazard a guess it's be because of a. primaries (were votes aren't evenly distributed along a 1D spectrum) and b. social cues (people are in politics for more than just winning votes).
- willis936 4y agoPolitical engagement and voter turnout are at an all-time high. Gerrymandering being pushed to its limit and the nature of the senate are making political representation backslide. There's nothing to be gained by oversimplifying.
- Eddy_Viscosity2 4y agoIt's because this law doesn't apply to politics. The dynamics of our squishy human brains and its reliance on heuristics and in-group/out-group identities result in an inverse Hotellings law where in a political contest with two competitors, they will move farther apart so as to better differentiate the groups and define their boundaries.
- paleotrope 4y agoI think you'll find that this is actually the case of US politics once you look beyond the surface. Most Americans differ very little from each other on politics.