California Institute of Technology

Professor: KC Border
Email: kcb@caltech.edu

Ec 121b: Theory of Value

Tuesday, Thursday, 9:00 a.m.–10:25 a.m.
228 Baxter

This web site will change frequently throughout the course of the term, so come back often.

The following notes and other materials are available to students enrolled in Ec 121b.

Homework assignments

• Assignment 1. Due in class, Tuesday April 7.
• Assignment 2. Due in class, Thursday April 9.
• Assignment 3. Due in class, Tuesday April 28.
• Assignment 4. Due in class, Thursday May 14.
• Assignment 5. Due in class, Thursday May 28.

Notes

While I have been careful in the preparation of these notes, I am not good at proofreading my own writing, so there may be some errors. If you find any, please let me know.

• Notes on the Arrow–Debreu model Updated 02/25/09
• First Welfare Theorem Updated 02/25/09
• Separating Hyperplane Theorems Updated 06/19/09
• Second Welfare Theorem Updated 02/27/02
• Saddlepoints and the Second Welfare Theorem Updated 11/ 5/04
• Existence of Walrasian Equilibrium Updated 04/28/09
• Sums of Sets and Asymptotic Cones Updated 01/29/02
• The set of allocations is bounded Updated 04/ 3/03
• What to remember about metric spaces Updated 10/14/09
• Correspondences and the Berge Maximum Theorem Updated 04/23/09
• Fixed Point Theorems Updated 04/26/05
• Sperner's Lemma and the KKM Lemma Updated 03/23/09
• Core of a replica economy Updated 02/21/06
• Public goods computational examples Updated 02/25/09
• Arrow's Theorem Updated 02/26/02
• Elementary asset pricing theory Updated 12/16/08
• Information and trade Updated 12/ 6/06
• Differentiating an integral Updated 09/23/08
• Advanced integration by parts Updated 05/25/05

Toys

• Sperner's Lemma Demonstration using Mathematica
  • Mathematica 5.2
  • Mathematica 7

This site is restricted to the Caltech network. You may be able to use a VPN client to access this material from off-campus, see the ITS page on VPN for more details.