TY JOUR TI Low-Cost vs. Hybrids: CASK/RASK and Seat Loading Comparison KW CASK KW RASK KW load factor KW low-cost carrier KW hybrid model KW additional revenue KW hub KW dynamic pricing KW schedule KW airport selection JO JOURNAL OF MONETARY ECONOMICS AND MANAGEMENT AU Berezhnov, N.A. PY 2025 IS 0 PB ITBO University