https://www.eurofound.europa.eu/sites/default/files/ef_publication/field_ef_document/ef1663en.pdf
http://ec.europa.eu/epsc/sites/epsc/files/epsc_europe_is_back_trends_jan.pdf
https://static.europeanchamber.com.cn/upload/documents/documents/The_Digital_Hand_How_China_s_Corporate_Social_Credit_System_Conditons_Market_Actors[709].pdf
https://www.brookings.edu/wp-content/uploads/2020/03/Del-Negro-et-al-Conference-Draft.pdf