Assessing priorities of Siberian investment projects under incomplete Information

We offer the technique for assessing the economic effectiveness of regional investment projects. Novelty of the technique consists in fact that one can have such assessments only on the base of two indicators such as the investments required and sectoral belonging of projects. We also offer the economic effectiveness criteria which allow ordering the projects according to regional administrations' preferences within some packet of investment proposals. An example of calculations made on some real data is presented.