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Preferences Which Have Open Graphs
Department of Economics, UCSB (1976)
  • Ted Bergstrom, University of California, Santa Barbara
  • Robert Parks, Washington University, St. Louis
  • Trout Rader, Washington University, St. Louis

Gale and Mas-Collel and Shafer and Sonnenschein introduced powerful new theorems on the existence of competitive equilibrium which used the assumption that the graph of the strict preference relation P is an open set. We show when this condition is satisfied and when it is not.

  • open graph preferences,
  • continuity,
  • existence of equilibrium
Publication Date
January, 1976
Citation Information
Ted Bergstrom, Robert Parks and Trout Rader. "Preferences Which Have Open Graphs" Department of Economics, UCSB Vol. 3 (1976)
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