| Article ID: | iaor20043639 |
| Country: | Hungary |
| Volume: | 32 |
| Issue: | 1/2 |
| Start Page Number: | 1 |
| End Page Number: | 11 |
| Publication Date: | Jan 2001 |
| Journal: | Szigma |
| Authors: | Vizvri Bla, Kovcs Gergely, Muresan Marian |
A new market model is provided which describes the uncertainty of the estimations by set-valued functions. The producer learns the market if the difference between the estimated price and the real market price converges to zero. A necessary and two sufficient conditions of the convergence are provided.