California Institute of Technology

Ec 121b: Theory of Value

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

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 04/16/09
• 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.