You may like to go thorugh (if not):

http://businessculture.org/eastern-europe/poland/

http://businessculture.org/western-europe/business-culture-in-france/

http://businessculture.org/western-europe/business-culture-in-france/business-etiquette-in-france/

http://www.mspa-eu.org/ethics-and-standards-downloads.html

https://ies-coalition.org/get-involved/ies-supporters/

Hello Patryk:

There many international standards for evaluating business ethics, these are indexes, indicators and guidelines, please see this papers:

Plasencia-Soler, J. A., Marrero-Delgado, F., Nicado-Garcia, M., & Collada-Peña, I. (2016). Evaluación de la sostenibilidad de organizaciones cubanas. DYNA MANAGEMENT, 4(3), 0. https://doi.org/http://dx.doi.org/10.6036/mn7966

Plasencia-Soler, J., Marrero-Delgado, F., & Nicado-Garcia, M. (2017). Metodología para evaluar el nivel ético en las organizaciones. Ingeniare, Revista Chilena de Ingeniería, 25(1).

Salvado, M. F., Azevedo, S. G., Matias, J. C. O., & Ferreira, L. M. (2015). Proposal of a Sustainability Index for the Automotive Industry. Sustainability, 7, 2113–2144. https://doi.org/10.3390/su7022113

Polanco, J. P., Ramírez, F., & Orozco, M. (2016). Incidencia de estándares internacionales en la sostenibilidad corporativa: una perspectiva de la alta dirección. Estudios Gerenciales, 32(139), 181–192.

Guo, D., DeFrancia, K., Chen, M., Filiatraut, B., & Zhang, C. (2015). Assessing Sustainability: Frameworks and Indices. Research Program on Sustainability Policy and Management. Earth Institute. Columbia University. Retrieved from http://spm.ei.columbia.edu/files/2015/06/SPM_Metrics_WhitePaper_3.pdf.

Singh, R. K., Murty, H. R., Gupta, S. K., & Dikshit, A. K. (2012). An overview of sustainability assessment methodologies. Ecological Indicators, 15(1), 281–299. https://doi.org/http://dx.doi.org/10.1016/j.ecolind.2011.01.007

I waiting that will be util for you

Best regards

Juan A

Thank you!