TY JOUR TI TAKING INTO ACCOUNT REGIONAL PECULIARITIES AND THE TYPE OF UNCERTAINTY OF THE INITIAL DATA WHEN FORECASTING ELECTRICITY TARIFFS KW long-term forecasts KW electricity KW prices KW new power plants KW modeling KW investment risks KW uncertainty JO Scientific Papers Collection of the Angarsk State Technical University AU Kononov, D.Y. PY 2022 IS 2022 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»