TY JOUR TI A Methodological Approach to Determining Threshold Values of Economic Security Indicators for a Peri-Agglomeration Region KW regional economic security KW peri-agglomeration region KW threshold values KW strategic relevance KW agglomeration KW commuting KW entrepreneurial potential KW Moscow Region JO Russian Journal of Management AU Zaruba, D.S. PY 2026 IS 14 PB Publishing Center RIOR