Table 4

Definition of economic, social and environmental criteria

Economic criteriaStakeholderSources
Access to financingConcessionaireSantos et al., 2022 
Depreciation period (*)ConcessionaireSecretary general – National association for port and Maritime services
CEO – Company specialising in marine waste management
Waste manager – Company specialising in marine waste management
Scale and scope economies (*)ConcessionaireSecretary general – National association for port and Maritime services
CEO – Company specialising in marine waste management
Waste manager – Company specialising in marine waste management
Tax incentives for the workforceConcessionaireSecretary general – National association for port and Maritime services
CEO – Company specialising in marine waste management
Waste manager – Company specialising in marine waste management
Social criteria  
Enhancement of employee satisfaction
(related to possible long-term employment) (*)
ConcessionaireSecretary general – National association for port and Maritime services
Enhancement of employee skills (*)ConcessionaireSecretary general – National association for port and Maritime services
Significance from a trade union perspective (*)ConcessionaireSecretary general – National association for port and Maritime services
ReputationPort authorityEngineer, technical directorate – Port authority
Office coordinator, development, promotion, statistics unit – Port authority
Secretary general – National association for port and Maritime services
CEO – Company specialising in marine waste management
Environmental criteria  
Reduction of waste to landfillPort authorityEuropean Commission (2014) 
Production of new energyPort authorityEuropean Commission (2014) 
Reduction of visual disturbances, noise and odoursPort authorityEuropean Commission (2014) 
Reduction of greenhouse gas emissionsPort authorityEuropean Commission (2014) 
Reduction of health and environmental hazardsPort authorityEuropean Commission (2014) 

Note(s):

(*) Vary depending on the stakeholders involved and the operational model adopted

Source(s): Authors’ own work

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