• Bakas D., Kostis P.C., Petrakis P.E. (2020) Culture and Labor Productivity. An Empirical Investigation, Economic Modelling, 85: 233-243, https://doi.org/10.1016/j.econmod.2019.05.020.
  • Kostis P.C., Kafka K.I., Petrakis P.E. (2018) Cultural Change and Innovation Performance, Journal of Business Research, 88: 306-313.
  • Petrakis P.E., Kostis P.C., Valsamis D.G. (2015) Innovation and Competitiveness: Culture as a Long-Term Strategic Instrument during the European Great Recession, Journal of Business Research, Volume 68, Issue 7, July 2015, pp. 1436–1438.
  • Petrakis P.E., Kostis P.C. (2014) Medium Term Effects of Culture, Transactions and Institutions on Opportunity Entrepreneurship, Journal of Innovation and Entrepreneurship, 3, 11.
  • Petrakis P.E., Kostis P.C. (2013) Economic Growth and Cultural Change, Journal of Behavioral and Experimental Economics (formerly ”The Journal of Socio-Economics”), Issue C, Vol. 47, pp. 147-157.
  • Petrakis P.E., Kostis P.C. (2013) The Effects of Cultural Background, and Knowledge Creation and Impact on Self‐Employment and Entry Density Rates, Review of Economics and Finance, May, Vol. 3, No.2.