| Article ID: | iaor20031925 |
| Country: | United States |
| Volume: | 50 |
| Issue: | 1 |
| Start Page Number: | 154 |
| End Page Number: | 160 |
| Publication Date: | Jan 2002 |
| Journal: | Operations Research |
| Authors: | Markowitz Harry M. |
| Keywords: | history, finance & banking, matrices |
In 1989 I was pleased and honored to be awarded the ORSA/TIMS (now INFORMS) John von Neumann Theory Prize for my work in portfolio theory, sparse matrices, and SIMSCRIPT. The following is a retrospective on my work in these fields.