Textbook Excerpts
Exercises
Exams
Miscellaneous Stuff
Teaching Assistant: Mariana Zerpa (marianazerpa@email.arizona.edu)
Textbook: Mathematical Methods and Models for Economists, by Angel de la Fuente
(Cambridge 2000; ISBN 0-521-58512-0 Hardbound; ISBN 0-521-58529-5 Paperbound).
Preparation:
You should have completed the first half of Econ 519, which is offered in the three weeks preceding the beginning of the fall semester.
Tentative Schedule:
| Week | Pages | Topics |
| 1 | Lecture notes only | The basic model of demand theory |
| 1 | 15-23, 327-334 | Relations, equivalence relations, partitions, orderings, representation theorem |
| 2 | 39-49 | Metric spaces, sequences, convergence, subsequences, cluster points |
| 3 | 58-63, 79-84 | Open & closed sets, limit points, Cauchy sequences, complete metric spaces |
| 4 | 49-58, 61-72, 90-100 | Bolzano-Weierstrass Theorem, compact sets, continuous functions, Weierstrass Theorem |
| 5 | 85-90, 218-223 | Fixed point theorems: Banach Contraction Mapping Theorem, Brouwer Fixed Point Theorem |
| 6 | 224, 108-114, 301-303 | Correspondences, their continuity, Maximum Theorem, Kakutani Fixed Point Theorem |
| 7 | 104-108, 229-245 | Equivalent metrics and norms, relative interior and closure, separation theorems for convex sets |

Mark Walker's Home Page