Table 1.

Review of previous literature on the plastic circular economy.

#	Study	Focus
1.	Ghisellini et al. (2016) [73]	Summary of 155 articles on CE.
2.	Lieder and Rashid (2016) [126]	CE manufacturing industry.
3.	Kirchherr et al. (2017) [114]	Analysis of 114 definitions of CE.
4	Gregorio et al. (2018) [78]	Trends of bio, green, and CE.
5	Okorie et al. (2018) [162]	Digitalization in CE.
6	Saidani et al. (2018) [202]	Taxonomy of CE indicators.
7	Spierling et al. (2019) [224]	Bioplastic in CE.
8	Bungaard and Huulgaard (2019) [24]	Luxury product and its links to CE.
9	Paes et al. (2019)	SWOT (Strength-Weakness-Opportunity-Threat) analysis of organic waste management.
10	Meherishi et al. (2019) [141]	Sustainable Packaging for Supply Chain Management in CE.
11	Pieroni et al. (2019) [173]	Business model innovation for CE.
12	Rosa et al. (2019) [196]	Circular Business Model.
13	Sassanelli et al. (2019) [208]	CE performance assessment method.
14	Thorley et al. (2019) [226]	CE impact towards SME.
15	Sanchez et al. (2020) [206]	Analyzing articles on DRAM (Distributed Recycling and Additive Manufacturing) in CE.
16	Qureshi et al. (2020) [181]	Pyrolysis for plastic waste