Strategies for healthy market of existing building energy conservation Existing building energy-saving reconstruction market in China: Characteristics and prospect Construction practice of market system for energy saving renovation of existing buildings Benefit evaluation on ESCO driving force for market development of energy-saving building CharaCteristiCs and advantages of energy performanCe ContraCting mode for energy saving transformation of existing large publiC building Behavior characteristics and market operation problems of existing building energy-saving renovation market Construction of building energy conservation incentive policies under government regulation: Based on the subjects' behavior analysis Optimization and implementation strategy of ESCO driving force in the development of energy-saving transformation market of existing buildings Game analysis of buildinG enerGy savinG behaviors between Government and developers Investment risk evaluation of existing building energy-saving renovation project for ESCO