Stability is a phenomenon that has an influence on economic modeling. The paper contains presentation of that problem, its causes and effects. The paper contains also an example of stability analysis.

The paper contains an example of stability analysis of an economic model. We consider if the Dornbusch and Fischer model of short-term demand shocks and NA1RU adjustment may be a useful tool in modeling the Polish economy.

Stability is a phenomenon that has an influence on economic modeling. We consider stability of one of special cases of General Solow Model. The paper contains also results of estimation based on data of the Polish economy.