TY JOUR TI Statistical Optimization of Regional Economy Indices in a Heterogeneous Changeable Environment KW statistical optimization KW environ parameters KW economic situation modeling KW investment JO Bulletin of Kemerovo State University. Series: Political, Sociological and Economic sciences AU Cherkashin, A.K. AU Myadzelets, A.V. PY 2022 IS 7 PB Kemerovo State University