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Journal Articles

A systematic review of the critical barriers to green public procurement ( GPP ) performance evaluation for public sector institutions

Renas Ayebono Atanga, Joshua Ayarkwa, Dickson Osei-Asibey, Ivy Maame Adwoa Maame Abu, Benjamin Baah, Afua Ampofowaa Ennin
Journal: Journal of Public Procurement
Journal of Public Procurement 1–38.
https://doi.org/10.1108/JOPP-06-2025-0066
Published: 13 March 2026
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Journal Articles

Environmental sustainability and procurement law compliance in Ghana’s university goods procurement

Benedict Ansere, Joshua Ayarkwa, Michael Nii Addy, Dickson Osei-Asibey, Alex Acheampong
Journal: Journal of Public Procurement
Journal of Public Procurement (2025) 25 (4): 476–496.
https://doi.org/10.1108/JOPP-04-2024-0035
Published: 05 June 2025
View article titled, Environmental sustainability and procurement law compliance in Ghana’s university goods procurement
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Journal Articles

Level of awareness and knowledge of procurement practitioners on green public procurement: a systematic review

Joshua Ayarkwa, Renas Ayebono Atanga, Dickson Osei-Asibey, Ivy Maame Adwoa Abu, Safowaa Osei-Tutu
Journal: Journal of Public Procurement
Journal of Public Procurement (2025) 25 (2): 276–298.
https://doi.org/10.1108/JOPP-05-2024-0060
Published: 14 April 2025
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Journal Articles

Level of awareness and knowledge of procurement officers on environmental sustainability as enshrined in the Public Procurement Act in Ghana

Benedict Ansere, Joshua Ayarkwa, Michael Nii Addy, Dickson Osei-Asibey, Ivy Maame Abu
Journal: Journal of Public Procurement
Journal of Public Procurement (2024) 24 (2): 232–252.
https://doi.org/10.1108/JOPP-04-2023-0022
Published: 14 February 2024
View article titled, Level of awareness and knowledge of procurement officers on environmental sustainability as enshrined in the Public Procurement Act in Ghana
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Journal Articles

Developing green knowledge toward supplier selection: a green intellectual capital perspective

Tonny Ograh, Joshua Ayarkwa, Alex Acheampong, Dickson Osei-Asibey
Journal: Journal of Public Procurement
Journal of Public Procurement (2023) 23 (3-4): 389–415.
https://doi.org/10.1108/JOPP-04-2023-0020
Published: 22 September 2023
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