TY JOUR TI Methodological Approach to the Economic Justification of the Restoration of Unowned Hydraulic Structures (A Case Study of the Moscow Region) KW unowned hydraulic structures KW hydraulic structures KW avoided damage KW economic efficiency KW restoration of hydraulic structures KW water management infrastructure KW Moscow Region KW national economic benefit JO JOURNAL OF MONETARY ECONOMICS AND MANAGEMENT AU Turapin, S.S. AU Kachaev, A.E. AU Medvedeva, A.A. PY 2026 IS PB ITBO University