Table 1 Success factors influencing CE...

Table 1

Success factors influencing CE in PPP projects

SN	Success factors on circular economy in PPP projects	Sources
KSF1	Effective Leadership	Zhang et al. (2022)
KSF2	Legislations to promote circular models	Chen et al. (2021), Akomea-Frimpong et al. (2024b)
KSF3	Optimization of zero carbon and recyclable resources	Ofori and Mensah (2021), Saadeh et al. (2019)
KSF4	The need for environmental protection	Wuni and Shen (2022), Guo et al. (2021)
KSF5	Engagement of specialist on circular economy	Yadav et al. (2021)
KSF6	Robust circular project policies	Ddiba et al. (2020)
KSF7	Land use and construction waste regulations	Liu et al. (2021), van Ellen et al. (2021)
KSF8	Recyclable construction materials	Charef et al. (2021a), Kaya et al. (2021), Foster and Saleh (2021)
KSF9	Environmental certifications for construction of PPP projects	Anastasiades et al. (2021), Schmidt et al. (2021), Bogovac et al. (2021)
KSF10	Realignment of management training policies on circular contracts	Chen et al. (2021), Yadav et al. (2021)
KSF11	Comprehensive support from innovative technologies	Hossain and Ng (2019)
KSF12	Green infrastructure practices	Zhang et al. (2022), van Leeuwen et al. (2018)
KSF13	Financial support for green construction practices	Díaz-López et al. (2021), Akomea-Frimpong et al. (2024b)
KSF14	Effective material inventory and waste controls	Li and Luo (2021)
KSF15	Skilled construction workers	Allam and Jones (2018), Deetman et al. (2020)
KSF16	Circular supply chain experts for public buildings	Liu et al. (2021)
KSF17	Improvement in health and safety	Wuni and Shen (2022), Akomea-Frimpong et al. (2024b)
KSF18	Strong collaboration among stakeholders	Ezeudu and Ezeudu (2019)
KSF19	Availability of industry standards and guidelines	Asiedu et al. (2024)
KSF20	Acceptance of innovative supply logistics for circular PPP projects	Zhang et al. (2022)
KSF21	Sharing of information on CE with trust	Charef et al. (2021b)
KSF22	Usage of just-in-time IT delivery models	Wuni and Shen (2022), Giorgi et al. (2022)

SN	Success factors on circular economy in PPP projects	Sources
KSF1	Effective Leadership	Zhang et al. (2022)
KSF2	Legislations to promote circular models	Chen et al. (2021), Akomea-Frimpong et al. (2024b)
KSF3	Optimization of zero carbon and recyclable resources	Ofori and Mensah (2021), Saadeh et al. (2019)
KSF4	The need for environmental protection	Wuni and Shen (2022), Guo et al. (2021)
KSF5	Engagement of specialist on circular economy	Yadav et al. (2021)
KSF6	Robust circular project policies	Ddiba et al. (2020)
KSF7	Land use and construction waste regulations	Liu et al. (2021), van Ellen et al. (2021)
KSF8	Recyclable construction materials	Charef et al. (2021a), Kaya et al. (2021), Foster and Saleh (2021)
KSF9	Environmental certifications for construction of PPP projects	Anastasiades et al. (2021), Schmidt et al. (2021), Bogovac et al. (2021)
KSF10	Realignment of management training policies on circular contracts	Chen et al. (2021), Yadav et al. (2021)
KSF11	Comprehensive support from innovative technologies	Hossain and Ng (2019)
KSF12	Green infrastructure practices	Zhang et al. (2022), van Leeuwen et al. (2018)
KSF13	Financial support for green construction practices	Díaz-López et al. (2021), Akomea-Frimpong et al. (2024b)
KSF14	Effective material inventory and waste controls	Li and Luo (2021)
KSF15	Skilled construction workers	Allam and Jones (2018), Deetman et al. (2020)
KSF16	Circular supply chain experts for public buildings	Liu et al. (2021)
KSF17	Improvement in health and safety	Wuni and Shen (2022), Akomea-Frimpong et al. (2024b)
KSF18	Strong collaboration among stakeholders	Ezeudu and Ezeudu (2019)
KSF19	Availability of industry standards and guidelines	Asiedu et al. (2024)
KSF20	Acceptance of innovative supply logistics for circular PPP projects	Zhang et al. (2022)
KSF21	Sharing of information on CE with trust	Charef et al. (2021b)
KSF22	Usage of just-in-time IT delivery models	Wuni and Shen (2022), Giorgi et al. (2022)

Source(s): Authors’ own work

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