The geometry of finite equilibrium sets

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  • Yves Balasko
  • Mich Tvede
We investigate the geometry of finite datasets defined by equilibrium prices, income distributions, and total resources. We show that the equilibrium condition imposes no restrictions if total resources are collinear, a property that is robust to small perturbations. We also show that the set of equilibrium datasets is pathconnected when the equilibrium condition does impose restrictions on datasets, as for example when total resources are widely noncollinear.
Original languageEnglish
JournalJournal of Mathematical Economics
Volume45
Issue number5-6
Pages (from-to)391-396
Number of pages6
ISSN0304-4068
DOIs
Publication statusPublished - 2009

ID: 12210926