Adede, A.O. (1992). An Overview of Past Lessons and Future Chal-lenges. Codification Division, Office of Legal Affairs, 22. New York: United Nations Secretariat.
Al-Ajlani, H., Cvijanović, V., Es-Sadki, N., & Müller, V. (2022). EU Eco-Innovation Index 2021. Policy brief. https://www.researchgate.net/publication/353181570_EU_Eco-Innovation_Index_2021_Policy_brief.
Barros, C.P., & Mascarenhas, M.J. (2005). Technical and Allocative Efficiency in a Chain of Small Hotels, Hospitality Management, 24(3), 415–436. http://dx.doi.org/10.1016/j.ijhm.2004.08.007
Bartoszczuk, P., Księżopolski, K., & Wiliński, W. (2019). Ekologia (ekoinnowacje) w krajach Europy Środkowo-Wschodniej na tle globalnych wyzwań. In M. Strojny, H. Godlewska-Majkowska, P. Wachowiak, & B. Majewski, Europa Środkowo-Wschodnia wobec globalnych trendów: gospodarka, społeczeństwo i biznes (pp. 81–108). Warszawa: Szkoła Główna Handlowa.
Cai, W., & Zhou, X. (2014). On the drivers of eco-innovation: empiri-cal evidence from China. Journal of Cleaner Production, 79, 239–248. http://dx.doi.org/10.1016/j.jclepro.2014.05.035
Chen, J., Cheng, J., & Dai, S. (2017). Regional Eco-innovation on Chi-na: an Analysis of Eco-innovation Levels and Influencing Factors. Journal of Cleaner Production, 153, 1–14. http://dx.doi.org/10.1016%2Fj.jclepro.2017.03.141
Eco-Innovation Observatory (2020). Available at: https://www.eco-innovation.eu/eco-innovation-index/ (accessed on 6th Jul. 2023).
European Commission (2009). Eco-innovation the key to Europe’s fu-ture competitiveness. Available at: http://ec.europa.eu/environment/pubs/pdf/factsheets/ecoinnovation/en.pdf (accessed on 6th Jul. 2023).
European Economic and Social Committee (2012). Opinion of the European Economic and Social Committee on the Communication from the Commission to the European Parliament, the Council, the Europe-an Economic and Social Committee and the Committee of the Regions: Innovation for a Sustainable Future – The Ecoinnovation Action Plan (Eco-AP). Available at: http://eur-lex.europa.eu/legalcontent/EN/TXT/HTML/?uri=CELEX:52012AE1224&from=PL (accessed on 8th Jun. 2023).
Giljum, S., & Lieber, M. (2016). The Eco-Innovation Scoreboard: 2014 and 2015 Versions Technical Note. Available at: https://ec.europa.eu/environment/ecoap/sites/ecoap_stayconnected/files/eco-innovation_scoreboard_2014_and_2015_technical_note_final.pdf (accessed on 8th Jun. 2023).
Guagnano, G. (2001). Altruism and market-like behavior: an analysis of willingness to pay for recycled paper products. Popular Envi-ronment, 22, 425–438. https://doi.org/10.1023/A:1006753823611
Guoyou, Q., Saixing, Z., Chiming, T., Haitao, Y., & Hailiang, Z. (2013). Stakeholders’ Influences on Corporate Green Innovation Strategy: A Case Study of Manufacturing Firms in China. Corpo-rate Social Responsibility and Environmental Management, 20(1), 1–14. https://doi.org/10.1002/csr.283
Haila, F., & Rundquist, J. (2011). The development and market suc-cess of eco-innovations. European Journal of Innovation Manage-ment, 14(3), 278–302. http://dx.doi.org/10.1108/14601061111148807
Hallegatte, S., Heal, G., Fay, M., & Treguer D. (2011). From Growth to Green Growth: a Framework. Policy Research Working Paper No. WPS5872. https://doi.org/10.1596/1813-9450-5872
Ilić, S., Petrovic, T., & Dukić, G. (2022). Eco-innovation and Sustain-able Development. Problemy Ekorozwoju/ Problems of Sustainable Development, 17(2), 197–203. http://dx.doi.org/10.35784/pe.2022.2.21
Istrate, M., Horea-Serban, R., & Banica, A. (2019). Environmental protection and sustainable development, Progress in eco-innovation for green and resilient development in European Union with a focus on Central and Eastern European countries. Journal of Environmental Protection and Ecology, 20(4), 1814–1821.
Kemp, R., & Pearson, T. (2007). Typology of eco-innovation, Project Measuring Eco-innovation. Available at: https://lab.merit.unu.edu/wp-content/uploads/2021/05/MEI-D2-Typology-of-eco-innovation-1.pdf (accessed on 8th Jun. 2023).
Kumar, S., & Gulati, R. (2008). An Examination of Technical, Pure Technical, and Scale Efficiencies in Indian Public Sector Banks using Data Envelopment Analysis. Eurasian Journal of Business and Economics, 1(2), 33–69.
Loucanova, E., Parobek, J., Kalamarova, M., Palus, H., & Lenoch, J. (2015). Eco-innovation Performance of Slovakia. Procedia Eco-nomics and Finance, 26, 920–924. http://dx.doi.org/10.1016/S2212-5671(15)00906-5
OECD (2008). Open Innovation in Global Networks. Paris: OECD Pub-lishing.
OECD/Eurostat. Oslo Manual (2005). Guidelines for Collecting and Interpreting Innovation Data. The Measurement of Scientific and Technological Activities. Paris: OECD Publishing.
OPIC (2014). The Operational Programme ‘Innovation and Competitive-ness’ (2014–2020). New York: World Economic Situation and Prospect.
Ormazabal, M., & Sarriegi, J.M. (2012). Environmental management evolution: empirical evidence from Spain and Italy. Business Strategy and the Environment, 23(2), 73–88. https://psycnet.apa.org/doi/10.1002/bse.1761
Rachisan, P.R., Bota-Avram, C., Raluca, I., & Grosanu, A. (2015). As-sessing the Impact of Corporate Governance and Economic De-velopment on Environmental Performance: Empirical Evidence from Cross-country Survey. Journal of Environmental Protection and Ecology, 16(3), 1194–1202.
Sathye, M. (2001). X-Efficiency in Australian Banking: An Empirical Investigation, Journal of Banking and Finance, 25(3), 613–630. http://dx.doi.org/10.1016/S0378-4266(00)00156-4
Sobczak, E., Głuszczuk, D., & Raszkowski, A. (2022). Eco-Innovation and Innovation Level of the Economy as a Basis for the Typology of the EU Countries. International Journal Environmental Re-search and Public Health, 19(4), 1–17. https://doi.org/10.3390/ijerph19042005.
Sun Park, M., Bleischwitz, R., Joo Han, K., Kyung Jang, E., & Hyung Joo, J. (2014). Eco-Innovation Indices as Tools for Measuring Eco-Innovation. Sustainability, 9(12), 1–28. http://dx.doi.org/10.3390/su9122206
Szutowski, D., Szulczewska-Remi, A., & Ratajczak, P. (2017). The Efficiency of Eco-Innovation. Systematic Literature Studies, Eco-nomic and Environmental Studies, 17(2), 205–219. https://doi.org/10.25167/ees.2017.42.4
Tilina, D.I., Mohora, C., Zapciu, M., Bendic, V., Daescu, V., & Daescu, A. (2016). Consideration Regarding the Transition to Sustainable Manufacturing in the Romanian SMEs. Journal of Environmental Protection and Ecology, 17(1), 1393–1400.
Tsen, C., Phang, G., Hasan, H., & Buncha, M. (2006). Going green: a study of consumers’ willingness to pay for green products in Kota Kinabalu. International Journal of Business and Society, 7(2), 40–54.