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Business Analytics

 

Petropoulos, F., Kourentzes, N., Nikolopoulos, K. and Siemsen, E. “Judgmental Selection of Forecasting Models”, Journal of Operations Management, 1st round: Revise and Resubmit (R&R). Revision Resubmitted on 08 March 2018 – 2nd round review undergoing.

 

Karamaziotis, A., Raptis, A., Nikolopoulos, K. and Assimakopoulos, V., “Big Data predictive analytics for Utilities Demand forecasting and planning” in International Journal of Forecasting, R&R. Revision prepared

 

Nikolopoulos, K. and Thomakos, D. D. (2018), Forecasting with the Theta Method: Theory & Applications., Wiley, http://eu.wiley.com/WileyCDA/WileyTitle/productCd-1119320763.html

 

Spiliotis, E, Assimakopoulos, V. and Nikolopoulos, K., (2018) “Assessing the performance of time series extrapolation methods beyond average accuracy” in International Journal of Forecasting, forthcoming

 

Nikolopoulos, K. I. and Thomakos D.D. (2018), Book Chapter entitled "Forecasting Analytics" in the edited book "Essentials of Business Analytics” Edited by Professors Sridhar Seshadri & Bhimasankaram Pochiraju. Springer, http://www.springer.com/gb/book/9783319688367#aboutBook

 

Phillips, C.J. and Nikolopoulos, K. (2018) “Improving the Forecasting function with Action research: Aligning Production with Demand”, International Journal of Forecasting, forthcoming.

Spiliotis, E, Assimakopoulos, V. and Nikolopoulos, K. (2018) “Forecasting with a hybrid method using data smoothing, a variation of the Theta method and shrinkage of seasonal factors”, International Journal of Production Economics, forthcoming.

 

Nikolopoulos, K. and Petropoulos, F., "Forecasting for big data: does suboptimality matter?", Computers and OR, https://doi.org/10.1016/j.cor.2017.05.007

 

Petropoulos, F., Kourentzes, N. and Nikolopoulos, K. (2016) "Another look at estimators for intermittent demand", International Journal of Production Economics 181: 154–161.

 

Nikolopoulos, K., Babai, M. Z., and Bozos, K. (2016) “Forecasting Sporadic demand with Nearest Neighbor approaches”, International Journal of Production Economics 177: 139–148.

 

Syntetos, A., Babai, Z.M., Boylan, J., Kolassa, S. and Nikolopoulos, K. (2016). “Supply Chain Forecasting: Theory, Practice, their Gap and the Future”, European Journal of Operational Research 252 (1): 1-26.

 

Thomakos, D.D. and Nikolopoulos, K. (2015). “Forecasting multivariate time series with the Theta Method”, Journal of Forecasting 34(3): 220-229.

 

Thomakos, D.D. and Nikolopoulos, K. (2014) “Fathoming the Theta Method for a Unit Root Process”, Oxford IMA Journal of Management Mathematics 25 (1): 105-124.

 

Petropoulos, F., Makridakis, S., Assimakopoulos, V. and Nikolopoulos, K. (2014) “‘Horses for Courses’ in demand forecasting”, European Journal of Operational Research 237 (1): 152-163.

 

Spithourakis,, G.P., Petropoulos, F., Nikolopoulos, K. and Assimakopoulos, V., (2014). “A systemic view of the ADIDA framework”, Oxford IMA Journal of Management Mathematics 25(2): 125-137.

 

Nikolopoulos, K. and Fildes, R. (2013). “Adjusting supply chain forecasts for short-term Temperature estimates: a Case study in a Brewing company”, Oxford IMA Journal of Management Mathematics 24(1): 79-88.

 

Petropoulos, F., Nikolopoulos, K., Spithourakis, G.P. and Assimakopoulos, V. (2013), “Empirical Heuristics for Improving Supply Chain Forecasting for intermittent demand SKUs”, Industrial Management and Data Systems 113(5): 683-696.

 

Babai, M.Z., Ali, M. and Nikolopoulos, K. (2012) “Impact of Temporal Aggregation on Stock Control Performance of Intermittent Demand Estimators: Empirical Analysis”, OMEGA: The International Journal of Management Science 40: 713–721.

 

Nikolopoulos, K., Assimakopoulos, V., Bougioukos, N., Litsa , A. and Petropoulos, F. (2012), “The Theta model: An essential forecasting tool For Supply Chain planning”, Springer-Verlag/ Lecture Notes in Electrical Engineering 123: 431-437.

 

Constantinidou, C., Nikolopoulos, K., Bougioukos, N., Tsiafa, E., Petropoulos, F. and Assimakopoulos, V. (2012), “A neural network approach to The Theta model”, Lecture Notes in Information Technology 25: 116-120.

 

Spithourakis, G.P., Petropoulos, F., Babai, M.Z., Nikolopoulos, K. and Assimakopoulos, V., (2011), “Improving the performance of popular supply chain forecasting techniques: an empirical investigation”, Supply Chain Forum: an international journal 12(4): 16-25.

Nikolopoulos, K., Syntetos, A., Boylan, J., Petropoulos, F. and Assimakopoulos, V. (2011). “ADIDA: An aggregate/disaggregate approach for intermittent demand forecasting”, Journal of the Operational Research Society 62: 544-554.

 

Crone, S. F., Hibon, M. and Nikolopoulos, K. (2011) “Advances in forecasting with neural networks? Empirical evidence from the NN3 competition on time series prediction”,
International Journal of Forecasting 27 (3): 635-660.

 

Syntetos, A.A., Nikolopoulos, K. and Boylan, J. (2010) “Judging the judges through accuracy-implication metrics: the case of inventory forecasting”, International Journal of Forecasting 26 (1): 134-143.

 

Syntetos, A.A., Nikolopoulos, K., Boylan, J., Fildes, R. and Goodwin, P. (2009). “The effects of integrating management judgment into intermittent demand forecasts”, International Journal of Production Economics 118: 72-81.

 

Fildes, R., Goodwin, P., Lawrence, M. and Nikolopoulos, K. (2009), "Effective forecasting for supply-chain planning: an empirical evaluation and strategies for improvement”, International Journal of Forecasting 25 (1): 3-23.

 

Fildes, R., Goodwin, P., Lawrence, M. and Nikolopoulos, K. (2009), “Reply to Commentaries by Flores, Önkal and Sanders”, International Journal of Forecasting 25 (1): 32-34.

 

Babai, M., Syntetos, A.A., Dallery, Y., and Nikolopoulos, K. (2009) "Dynamic Re-order Point Inventory Control with Lead-Time Uncertainty: Analysis and Empirical Investigation" International Journal of Production Research 47 (9): 2461–2483.

 

Fildes, R., Nikolopoulos, K., Crone, S., and Syntetos, A. (2008) "Forecasting and Operational Research – a Review". Journal of the Operational Research Society 59: 1150–1172.

 

Fildes, R. and Nikolopoulos, K. (2006) "Spyros Makridakis: An Interview with the International Journal of Forecasting". International Journal of Forecasting 22(3): 625-636.

 

Nikolopoulos, K. and Lin, B-S. (2004). “Business Forecasting Recipes for the new Millennium”, International Journal of Management and Enterprise Development 1 (3): 278-284.

 

Nikolopoulos, K., Maris, K., Tavanidou, E., Metaxiotis, K. and Assimakopoulos, V. (2003). “Supporting Business Decisions through Forecasting: A Case Study in a Greek Tobacco Distribution Company”, Journal of Information & Knowledge Management 2 (3): 237-
244.

 

Assimakopoulos, V. and Nikolopoulos, K. (2000). "The Theta Model: A Decomposition Approach to Forecasting", International Journal of Forecasting 16 (4): 521-530.

 


Financial Analytics

 

Bozos, K., Duxbury, D. and Nikolopoulos, K., “An AHP-based approach to identify Objectives in Strategic Investment Decisions”, in British Accounting Review or Accounting, Organizations and Society, Pending Submission.

 

Huang, Z. & Nikolopoulos, K., (2016) "Forecasting the value effect of Seasoned Equity Offering announcements: Evidence from BRICS and comparative analysis to USA and European Markets", Journal of Prediction Markets 10(2): 22-47.

 

Maris, K., Koutsothymiou, D., Petropoulos, F. Petra, E., Evangelopoulos, P., Assimakopoulos, V. and Nikolopoulos, K. (2013). "A Regression-Based Methodology for Efficiently Building Futures’ Portfolios", Empirical Economics Letters, Vol 12 (2): 231-237.

 

Nikolopoulos, K., Thomakos, D.D., Petropoulos, F., Litsa, A. and Assimakopoulos, V. (2012) “Forecasting S&P 500 with the Theta model, International Journal of Financial Economics and Econometrics, Vol. 4(1): 73-78.

 

Bozos, K., Nikolopoulos, K. and Ramgandhic, G. (2011) "Dividend signalling under economic adversity: evidence from the London Stock Exchange, International Review of Financial
Analysis 20(5): 364-374.

 

Bozos, K. and Nikolopoulos, K. (2011) “Forecasting the Value Effect of Seasoned Equity Offering Announcements", European Journal of Operational Research 214: 418–427.

 

Savio, N. D., Bozos, K. and Nikolopoulos, K. (2009) “Improving the forecasting function for a Credit Hire operator in the UK”. International Journal of Business Forecasting and
Marketing Intelligence 1 (2): 134-138.

 

Petropoulos, F., Nikolopoulos, K., and Assimakopoulos, V. (2008) “An expert system for forecasting mutual funds in Greece”, International Journal of Electronic Finance 2(4):
404-418.

 

Maris, K., Nikolopoulos, K., Giannelos, K. and Assimakopoulos V. (2007) "Options trading driven by volatility directional accuracy”. Applied Economics 39 (2): 253-260.

 


Pagourtzi, E., Metaxiotis, K., Nikolopoulos, K., Giannelos, K. and Assimakopoulos, V. (2007) “Real estate valuation with Artificial Intelligence approaches. International Journal of Intelligent Systems Technologies and Applications 2 (1): 50-57.

 

Maris, K., Pantou, G., Nikolopoulos, K., Pagourtzi, E. and Assimakopoulos, V. (2004). “A study of financial volatility forecasting techniques in the FTSE/ASE 20 index”, Applied
Economics Letters 11 (7): 453-457.

 

Nikolopoulos, K., Maris, K., Pantou, G., Metaxiotis, K. and Assimakopoulos, V. (2003). “Forecasting Volatility with the Theta Model”, Empirical Economics Letters 2 (6): 216-
227.

 


Marketing Analytics

 

Daryanto, A., Thomakos, D.D., Lucas, B. and Nikolopoulos, K., “Quadratic Effects in Moderated Regression Models in Marketing: The Issues of Spuriousness and Bias”,
Journal of the Academy of Marketing Science, Under review.

 

Nikolopoulos, K., Buxton, S., Khammash, M., and Stern, P. (2016) “Forecasting Branded and Generic Pharmaceuticals”, International Journal of Forecasting 32(2): 344–357.

 

Nikolopoulos, K. (2010) "Forecasting with quantitative methods: the impact of special events in time series". Applied Economics 42: 947–955.

 

Nikolopoulos, K., Goodwin, P., Patelis, A. and Assimakopoulos, V. (2007), "Forecasting with cue information: a comparison of multiple regression with alternative forecasting
approaches". European Journal of Operational Research 180(1): 354-368.

 

Nikolopoulos, K., Bougioukos, N, Giannelos, K., Assimakopoulos, A. (2007) "Estimating the impact of shocks with Artificial Neural Networks". Springer-Verlag/ Lecture Notes in
Computer Science 4669: 516–526.

 

Lee, W.Y., Goodwin, P, Fildes, R., Nikolopoulos, K. and Lawrence, M. (2007) “Providing support for the use of analogies in demand forecasting tasks”. International Journal of Forecasting 23 (3): 377-390.

 


Information Systems

 

Nikolopoulos, K., Assimakopoulos, V., Legaki N.Z., Tashman, L., Thomakos, D.D. “Forces for Courses: gamification in forecasting education”, International Journal of Forecasting, 1st round: Major Revision, 2nd round review

 

Vangumalli, D. R., Nikolopoulos, K., and Petropoulos, F., “Clustering, Forecasting and Forecasting clusters: using k-medoids, k-NNs and random forests to improve forecasting” in Expert Systems with Applications, 1st round: Major Revision, 2nd round review

 

Spithourakis, G., Petropoulos, F., Nikolopoulos, K. and Assimakopoulos, V. (2015) “Amplifying the learning effect via a specialized Forecasting & Foresight Support System”, International Journal of Forecasting 31(1): 20-32.

 

Nikolopoulos, K., Litsa, A., Petropoulos, F., Metaxiotis, K. and Assimakopoulos, V. (2012) “A web Forecasting System supporting Policy implementation: the case of ‘Digital Planning’ in Greece”, International Journal of Business Information Systems, Vol 11 (4): 397-409.

 

Petropoulos, F., Pagourtzi, E., Bougioukos, N., Nikolopoulos, K., and Assimakopoulos, V. (2008) “Security Policy Model for an MIS designed for the Defense Sector”, International Journal of Services and Standards 4(4): 407-414.

 

Bougioukos, N., Petropoulos, F., Kapsianis, P., Nikolopoulos, K., Pagourtzi, E. Assimakopoulos, V. (2008) “Remote access to group expertise: An essential e-operation for SMEs” International Journal of Management and Enterprise Development 5(6): 619:633

 

Goodwin, P., Fildes, R., Lawrence, M. and Nikolopoulos, K. (2007) “The process of using a Forecasting Support system”. International Journal of Forecasting 23 (3): 391-404.

 

Pagourtzi, E., Nikolopoulos, K. and Assimakopoulos, V. (2006). "Architecture for a real estate analysis information system using GIS techniques integrated with Fuzzy theory", Journal of the Property Investment and Finance 24 (1):68-78. Winner of the 2005 EFG Eurobank-Propindex SA Prize for the Best Paper on Balkan Real Estate

 

Nikolopoulos, K., Metaxiotis, K. and Assimakopoulos, V. (2006) “eforecasting: challenges and opportunities”. International Journal of Business Performance Management 8(1): 93-106

 

Metaxiotis, K., Askounis, D. and Nikolopoulos, K. (2006) “Identifying the Characteristics of Successful Expert Systems: An Empirical Evaluation”. International Journal of Information Technology and Management 5 (1) : 21-36

 

Maris, K., Metaxiotis, K., Pantou, G., Nikolopoulos, K., Tavanidou, E. and Assimakopoulos, V. (2004). “D-TIFIS: A decision support system for options trading”, Information
Management & Computer Security 12 (1): 45-65.

 

Nikolopoulos, K., Patrikakis, C. Z. and Lin, B-S. (2004). “Forecasting Systems for e-government“, Electronic Government, an International Journal 1 (4): 374-383

 

Patelis, A., Nikolopoulos, K., Metaxiotis, K. and Assimakopoulos, V. (2003). "FORTV: Decision Support System for Forecasting Television Viewership", Journal of Computer
Information Systems 43 (4): 100-107.

 

Tavanidou, E., Nikolopoulos, K., Metaxiotis, K. and Assimakopoulos, V. (2003). “eTIFIS: An innovative e-Forecasting Web application”, International Journal of Software
Engineering and Knowledge Engineering 13 (2): 215-236.

 

Nikolopoulos, K., Metaxiotis, K., Assimakopoulos, V. and Tavanidou, E. (2003). “A First Approach to E-Forecasting: A Survey of Forecasting Web-Services”, Information
Management & Computer Security 11 (3): 146-152.

 

Pagourtzi, E., Nikolopoulos, and Assimakopoulos, V. (2003) "GFIS (Geographic Forecasting Information System): A case study in water resources management", The GLOBAL
NEST: the International Journal 5 (2): 11-18.

 

Tavanidou, E., Nikolopoulos, K., Metaxiotis, K. and Assimakopoulos, V. (2003). “FCP: Forecasting Community Portal”, WSEAS Transactions on Computers 2 (4): 955-960.

 

Petropoulos, C., Patelis, A., Metaxiotis, K., Nikolopoulos, K. and Assimakopoulos, V. (2003). “SFTIS: A decision support system for tourism demand forecasting”, Journal of
Computer Information Systems 44 (1) 21-32.

 

Nikolopoulos, K. and Assimakopoulos, V. (2003). “Theta Intelligent Forecasting Information System”, Industrial Management and Data Systems 103 (9): 711-726.

 

Nikolopoulos, K., Metaxiotis, K., Lekatis, N. and Assimakopoulos, V. (2003). "Integrating Industrial Maintenance Strategy into ERP", Industrial Management and Data Systems
103 (3): 184-191.

 


Strategy & Public Administration

 

Nikolopoulos, K., Petropoulos, F., Sanchez-Rodrigues, V. Pettit, S. and Beresford, A., “A risk-mitigation model driven from the level of forecastability of Black Swans: prepare and respond to major Earthquakes through a dynamic Temporal and Spatial Aggregation forecasting framework” in International Journal of Forecasting, With the Special Issue Editor-in-Chief: special issue on “Forecasting for Social good”

 

Litsiou, K., Polychronakis, Y., Oluwafemi, T. B., and Nikolopoulos, K., “Forecasting for Social Good: forecasting the success of Large Capital Projects” in International Journal of Forecasting, With the Special Issue Editor-in-Chief: special issue on “Forecasting for Social good”

 

Al-Hajri, S. N. and Nikolopoulos, K. “Measuring Public Value: A New Assessment and Visualization Tool for Public Sector Projects”, International Journal of Project management, Under Review

 

Spirakis, G., Sarantidis, A. & Nikolopoulos, K. (2016). "Τhe Economic contribution of E-Government in the public sector: Evidence from Greece", International Journal of Financial Services Management 8(4), http://dx.doi.org/10.1504/IJFSM.2016.081891

Nikolopoulos, K., Litsa, A., Petropoulos, F., Bougioukos, V. and Khammash, M. (2015), “Relative performance of methods for forecasting Special Events”, Journal of Business Research 68: 1785-1791.

 

Spirakis, G., Sarantidis, A. & Nikolopoulos, K. (2014). “Fathoming the introduction of e-Government processes: a qualitative study in Greece”, Journal of Knowledge Management, Economics and Information Technology 4(6): 1-26.

 

Spirakis, G., Sarantidis, A. & Nikolopoulos, K. (2014). “On the introduction of e-Government processes in an EU Revenue & Customs department: reluctance to change, tangible benefits and value-for-money investments”, Journal of Knowledge Management, Economics and Information Technology 4(4): 1-17.

 

Savio, N. and Nikolopoulos, K. (2013) “A Strategic Forecasting Framework for Governmental Decision Making and Planning", International Journal of Forecasting 29 (2): 311–321.

 

Litsa, A., Petropoulos, F. and Nikolopoulos, K. (2012), “Forecasting the success of governmental ‘incentivized’ initiatives: a case study of a new policy promoting the replacement of old household air-conditioners”, Journal of Knowledge Management, Economics and Information Technology 2(1): 1-8.

 

Spirakis, G., Spiraki, C., and Nikolopoulos, K. (2010) “The impact of electronic government on democracy: e-democracy through e-participation”, Electronic Government, an International Journal 7 (1): 75-88.

 

Savio, N.D. and Nikolopoulos, K. (2010) “Forecasting the Effectiveness of Policy Implementation Strategies”, International Journal of Public Administration 33(2): 88 – 97.

 

Savio, N.D. and Nikolopoulos, K. (2009) “Forecasting Effectiveness of Policy Implementation Strategies: working with semi-experts”, Foresight 11(6): 86-93.

 

Savio, N.D. and Nikolopoulos, K. (2009) “Forecasting the Economic Impact of New Environmental Policies”, Foresight 11(2) : 7-18.

 

Patelis, A., Petropoulos, C., Nikolopoulos, K., Assimakopoulos, V. and Lin, B-S. (2005) “Tourism planning decision support within an e-government framework”, Electronic Government, an International Journal 2 (2): 134-143

 

Karagiannopoulos, G., Georgopoulos, N. and Nikolopoulos, K. (2005) "Fathoming Porter's Five Forces model in the Internet era". Digital Policy (a.k.a Info - The journal of policy, regulation and strategy for telecommunications) 7(6): 66-76.

 

 

Leadership, Entrepreneurship, SMEs and Innovation

 

Mitchelmore, S., Bagheri, M., Bamiatzi, V. and Nikolopoulos, K., "International Orientation in Entrepreneurial SMEs and the Role of Technological ", Journal of International Management, 1st round: Conditional acceptance with major revision, 2nd Round Review.

 

Oluwafemi, T., Mitchelmore, S., and Nikolopoulos, K., "Management and Leadership of Innovation: Empirical Evidence for Ambidextrous Leadership from UK High-tech SMEs", Journal of Product Innovation Management, Under Review.

 

Bamiatzi, V., Jones, S., Mitchelmore, S., and Nikolopoulos, K. (2015), "The Role of Competencies in Shaping the Leadership Style of Female Entrepreneurs", Journal of Small Business Management 53 (3): 627–644.

 

Bamiatzi, V., Bozos, K. and Nikolopoulos, K. (2010) “On the Predictability of Firm Performance via Simple Time-Series and Econometric Models: Evidence from U.K. SMEs”, Applied Economics Letters 17(03): 279 - 282.

 

 

Applied Economics & Finance

 

Thomakos, D.D. and Nikolopoulos, K.I. (Editors) (2017), Taxation in ... Crisis!, Springer- Palgrave, Palgrave Studies in Banking and Financial Institutions, https://www.palgrave.com/gb/book/9783319653099

 

Tsalas, A. and Nikolopoulos, K. I. (2017), Book Chapter entitled “Non-Performing Loans: A Review of the Literature & the International Experience" in the edited book "Greece: the challenge of dealing with corporate and household insolvency in the post- crisis period", Hellenic Bank Association Scientific Council & Springer-Palgrave, Palgrave Studies in Banking and Financial Institutions,
https://www.palgrave.com/gb/book/9783319503127

 

Thomakos, D.D., Monokrousos, P. and Nikolopoulos, K. I. (Editors) (2015), A Financial Crisis Manual: Reflections and the Road Ahead, Palgrave-McMillan, Palgrave Studies in Banking and Financial Institutions https://www.palgrave.com/gp/book/9781137448293

 

Chakravarty, S.P., Thomakos, D.D. and Nikolopoulos, K. (2016) “Growth, de-regulation and rent-seeking in post-war British Economy”, Applied Economics 48(18): 1719-1729.

 

Evangelopoulos, P, Handrinos, M. and Nikolopoulos, K. (2012) “The Institutional Transformation of British Credit Unions”, Finance India, Vol XXVI (2): 489-498.

Nikolopoulos, K. and Handrinos, M. (2008) “The future of credit unions in the united states: evidence from quantitative extrapolations”, Applied Financial Economics Letters 4(3):
177–182.

 

Handrinos M. C., Nikolopoulos, K. and Lin, B-S. (2007) “Consumer Access to Credit: the Case of the United Kingdom”, International Journal of Management and Enterprise
Development, Vol 4 (1): 18-29.

 

Petropoulos, C., Nikolopoulos, K. Patelis, A., Assimakopoulos, V. and Askounis, D. (2006) “Tourism Technical Analysis System”. Tourism Economics 12 (4): 543-563.

 

Petropoulos, C., Patelis, A., Nikolopoulos, K. and Assimakopoulos, V. (2005). “A technical analysis approach to tourism demand forecasting”, Applied Economics Letters 12 (6):
327-333.

 


Research: translated into practitioner magazines

Nikolopoulos, K. & Alroomi, A. J.M.A.H. (2018) “Should I care why it works…? Forecasting and illusion of control…", Chartered Banker Magazine, (July 2018), forthcoming

Nikolopoulos, K. & Alroomi, A. J.M.A.H. (2018) “(Crypto) Logic and Accountability", Chartered Banker Magazine, (April 2018).

Petropoulos, F, Nikolopoulos, K. (2017) "The Theta method: a practical tutorial", Foresight: the international journal of applied forecasting, 45 (Spring 2017): -.

Petropoulos, F., Kourentzes, N. and Nikolopoulos, K. (2016) "Another look at estimators for intermittent demand” in Industrial Product Review 1(1) April 2017

Nikolopoulos, K. & Petropoulos, F. (2016) “Predicting the improbable", Chartered Banker Magazine, (November 2016).

Nikolopoulos, K. & Petropoulos, F. (2016) “Misbehaving, misdesigning & miscommunicating...", Foresight: the international journal of applied forecasting, 41 (Spring 2016): 18-19.