Adams, R., Bessant, J., & Phelps, R. (2006). Innovation management measurement: A review. International journal of management reviews, 8(1), 21-47.10.1111/j.1468-2370.2006.00119.x
Ambec, S., Cohen, M. A., Elgie, S., & Lanoie, P. (2013). The Porter hypothesis at 20: can environmental regulation enhance innovation and competitiveness? Review of environmental economics and policy, 7(1), 2-22.10.1093/reep/res016
Baldwin, J. R., & Johnson, J. (1999). Entry, innovation and firm growth. In Are small firms important? Their role and impact (pp. 51-77). Springer, Boston, MA.10.1007/978-1-4615-5173-7_4
Baldwin, J. R., & Sabourin, D. (2002). Advanced technology use and firm performance in Canadian manufacturing in the 1990s. Industrial and Corporate Change, 11(4), 761-789.10.1093/icc/11.4.761
Boddy, C. R. (2016). Sample size for qualitative research. Qualitative Market Research: An International Journal, 19(4), 426-432.10.1108/QMR-06-2016-0053
Bunea, O.I., Corboș, R.A., Popescu, R.I., Todircan, M. (2018). The Importance of Promotion Policy in Increasing the Competitiveness of Cultural Organizations in Romania. Case Study: The National Museum of Natural History „Grigore Antipa”. In Proceedings of the 31st International Business Information Management Association Conference - Innovation Management and Education Excellence through Vision 2020. (Vol. 1, No. 11, pp. 372-384).
Carstea, G., Corbos, R. A., Popescu, R. I., & Bunea, O. I. (2017). ANALYSIS OF THE INFLUENCE OF SOME INDICATORS ON THE PROFITABILITY OF THE FMCG RETAIL MARKET IN ROMANIA. In Proceedings of the INTERNATIONAL MANAGEMENT CONFERENCE (Vol. 11, No. 1, pp. 481-492). Faculty of Management, Academy of Economic Studies, Bucharest, Romania.
Corbos, R. A. (2011). Integration and Competition–Appropriate Approaches for Achieving Excellence in Management. Business Excellence and Management, 1(1), 67-73.
Crépon, B., Duguet, E., & Mairessec, J. (1998). Research, Innovation And Productivity: An Econometric Analysis At The Firm Level. Economics of Innovation and new Technology, 7(2), 115-158.10.1080/10438599800000031
Damijan, J. P., Kostevc, Č., & Rojec, M. (2011). Innovation and firms’ productivity growth in Slovenia: Sensitivity of results to sectoral heterogeneity and to estimation method. In Innovation, Growth and Competitiveness (pp. 165-193). Springer, Berlin, Heidelberg.10.1007/978-3-642-14965-8_8
Dupont, W. D., & Plummer Jr, W. D. (1990). Power and sample size calculations: a review and computer program. Controlled clinical trials, 11(2), 116-128.10.1016/0197-2456(90)90005-M
Erkkilä, T., & Piironen, O. (2018). Rankings and Global Knowledge Governance: Higher Education, Innovation and Competitiveness. Springer.10.1007/978-3-319-68941-8
Fagerberg, J. (2018). Mobilizing innovation for sustainability transitions: A comment on transformative innovation policy. Research Policy, 47(9), 1568-1576.10.1016/j.respol.2018.08.012
Frishammar, J., Richtnér, A., Brattström, A., Magnusson, M., & Björk, J. (2018). Opportunities and challenges in the new innovation landscape: Implications for innovation auditing and innovation management. European Management Journal.10.1016/j.emj.2018.05.002
Ghasemi, A., & Zahediasl, S. (2012). Normality tests for statistical analysis: a guide for non-statisticians. International journal of endocrinology and metabolism, 10(2), 486.10.5812/ijem.3505369361123843808
Griffith, R., Huergo, E., Mairesse, J., & Peters, B. (2006). Innovation and productivity across four European countries. Oxford review of economic policy, 22(4), 483-498.10.1093/oxrep/grj028
Halpern, L., & Muraközy, B. (2012). Innovation, productivity and exports: the case of Hungary. Economics of Innovation and New Technology, 21(2), 151-173.10.1080/10438599.2011.561995
Harwiki, W., Choiron, A., & Hartini, S. (2018). BATIK CREATIVE INDUSTRY: CREATIVITY, INNOVATION AND COMPETITIVENESS TO ENCOUNTER GLOBAL MARKET. JBFEM, 1(2), 189-196.10.32770/jbfem.vol1189-196
Hashi, I., & Stojcic, N. (2010). The Impact of Innovation Activities on Firm Performance Using a Multi (Stage Model: Evidence from the Community Innovation Survey 4. (Working Paper No. 410/2010). Network Studies and Analyses. Warsaw.10.2139/ssrn.1680935
Kamasak, R. (2015). Determinants of innovation performance: a resource-based study. Procedia-Social and Behavioral Sciences, 195, 1330-1337.10.1016/j.sbspro.2015.06.311
Kim, H. Y. (2013). Statistical notes for clinical researchers: assessing normal distribution (2) using skewness and kurtosis. Restorative dentistry & endodontics, 38(1), 52-54.10.5395/rde.2013.38.1.52359158723495371
Kotrlik, J. W. K. J. W., & Higgins, C. C. H. C. C. (2001). Organizational research: Determining appropriate sample size in survey research appropriate sample size in survey research. Information technology, learning, and performance journal, 19(1), 43.
Krejcie, R. V., & Morgan, D. W. (1970). Determining sample size for research activities. Educational and psychological measurement, 30(3), 607-610.10.1177/001316447003000308
Lee, C. (2004). The determinants of innovation in the Malaysian manufacturing sector: an econometric analysis at the firm level. ASEAN Economic Bulletin, 21(3), 319-329.10.1355/AE21-3E
Lööf, H., Peters, B., & Janz, N. (2004). Innovation and productivity in German and Swedish manufacturing firms: Is there a common story?. Problems & perspectives in management, 2, 184-204.
Machin, D., Campbell, M. J., Tan, S. B., & Tan, S. H. (2018). Sample Sizes for Clinical, Laboratory and Epidemiology Studies. John Wiley & Sons.10.1002/9781118874905
Masso, J., & Vahter, P. (2008). Technological innovation and productivity in late-transition Estonia: econometric evidence from innovation surveys. The European Journal of Development Research, 20(2), 240-261.10.1080/09578810802060751
Popescu, R. I., Corboş, R. A., & Bunea, O. I. (2018). STUDY ON THE PERCEPTION OF YOUNG ROMANIANS ON THE ECO-MARKETING AND PROMOTION EFFICIENCY IN INCREASING THE ENVIRONMENTAL NGOs COMPETITIVENESS. Calitatea, 19(S1), 417-422.
Popescu, R. I., Corbos, R. A., Comănescu, M., & Bunea, O. I. (2017). Ecological Marketing– Strategic Option for Business Development in Bucharest. ECONOMIC COMPUTATION AND ECONOMIC CYBERNETICS STUDIES AND RESEARCH, 51(2), 67-83.
Razali, N.M. & Wah, Y.B. (2011). Power comparisons of Shapiro-Wilk, Kolmogorov-Smirnov, Lilliefors and Anderson-Darling tests. Journal of Statistical Modeling and Analytics, 2(1), 21-33.
Shieh, G. (2018). Sample size determination for examining interaction effects in factorial designs under variance heterogeneity. Psychological methods, 23(1), 113.10.1037/met000015028493739
Singh, A. S., & Masuku, M. B. (2014). Sampling techniques & determination of sample size in applied statistics research: An overview. International Journal of Economics, Commerce and Management, 2(11), 1-22.
Tidd, J., & Bessant, J. (2018). Innovation Management Challenges: From fads to fundamentals. International Journal of Innovation Management, 22(05), 1840007.10.1142/S1363919618400078
Weinberg, J. M., & Kleinman, K. P. (2003). Good study design and analysis plans as features of ethical research with humans. IRB: Ethics & Human Research, 25(5), 11-14.10.2307/3564600
Zehir, C., Can, E., & Karaboga, T. (2015). Linking entrepreneurial orientation to firm performance: the role of differentiation strategy and innovation performance. Procedia-Social and Behavioral Sciences, 210, 358-367.10.1016/j.sbspro.2015.11.381