V. Miletic, Maniadakis, D., Mikac, B., and Varoutas, D., “2014 10th International Conference on the Design of Reliable Communication Networks (DRCN)”, Submitted.

M. Tselekounis, Varoutas, D., and Martakos, D., “Access Pricing Under Stackelberg Competition: Results Interpretation and Regulatory Implications”, Submitted.

D. Varoutas, Kamalakis, T., Katsianis, D., Sphicopoulos, T., Monath, T., and Athens Greece, G. R. 15784, “Importance of the Maturity of Photonic Component Industry on the Business Prospects of Optical Access Networks: A Techno-economic Analysis”, Submitted.

C. Kouloumentas, et al., “Polymer Photonic Technologies for Optical Communications”, Submitted.

D. Maniadakis and Varoutas, D., “Structural properties of urban street networks of varying population density”, Proceedings of the 10th European Conference on Complex Systems (ECCS’13) Barcelona, pp. 1–6, Submitted.

D. Katsianis, et al., “Final results on the economic viability of 3G MVNOs”, Submitted.

M. de Oliveira Duarte, et al., “IST-2000-25172 TONIC Deliverable number 8”, Submitted.

C. Deligiorgi, Vavoulas, A., Michalakelis, C., Varoutas, D., and Sphicopoulos, T., “Factors and characteristics affecting ADSL tariffs in Europe”, Submitted.

C. Michalakelis, Dede, G., Zerva, A., Varoutas, D., and Sphicopoulos, T., “A methodology for estimating price and diffusion elasticity: an application to telecommunications”, Submitted.

F. Loizillon, et al., “IST-2000-25172 TONIC Deliverable number 11 Final results on seamless mobile IP service provision economics”, Submitted.

G. Kakaletris, Varoutas, D., Katsianis, D., and Sphicopoulos, T., “Biometric Authentication in Broadband Networks for Location-Based Services”, Submitted.

F. Solano, et al., “Optical Communications and Networking”, Submitted.

D. Katsianis, Varoutas, D., Orfanos, I., Sphicopoulos, T., and Pantelis, S., “A techno-economic evolutionary path for access technologies”, Submitted.

T. Kamalakis, et al., “DC Drift of X-Cut LiNbO3 Modulators............... H. Nagata, Y. Li, WR Bosenberg, and GL Reiff 2233 Transverse Bragg-Resonant Enhancement of Modulation and Switching..... W. Liang, Y. Xu, JM Choi, A. Yariv, and W. Ng 2236 Propagation a”, Submitted.

D. Varoutas, Deligiorgi, K., Michalakelis, C., and Sphicopoulos, T., “Price indexes for telecom market: An application to European market of leased lines”, Submitted.

A. Chipouras, et al., “Jan Derkacz AGHUniversity of Science and Technology”, Submitted.

K. Stordahl and Varoutas, D., “Techno-Economic Evaluation of 3G & WLAN Business Case Feasibility Under Varying Conditions”, Submitted.

G. Dede, Varoutas, D., Kamalakis, T., Goni, G., and Javaudin, J. P., “Technological and Socio-Economic Issues Affecting the Deployment of Home Networks: Evidence from the ICT-OMEGA project”, Submitted.

D. Varoutas, Michalakelis, C., Vavoulas, A., and Deligiorgi, K., “Diffusion Forecasting and Price Evolution of Broadband Services in Europe”, Submitted.

A. Coiro, et al., “Optical Communications and Networking”, Submitted.

G. Kakaletris, et al., “User Needs & Market Analysis”, M-Guide Deliverable D, vol. 2, Submitted.

“A System of Systems Framework for the Reliability Assessment of Telecommunications Networks”. Submitted.

“A System of Systems Framework for the Reliability Assessment of Telecommunications Networks”. Submitted.

K. Tsilipanos, Neokosmidis, I., and Varoutas, D., “Modeling Complex Telecom Investments: A System of Systems Approach”, Engineering Management, IEEE Transactions on, vol. 62, pp. 631–642, 2015.

I. Neokosmidis, Avaritsiotis, N., Ventoura, Z., and Varoutas, D., “Assessment of the gap and (non-) Internet users evolution based on population biology dynamics”, Telecommunications Policy, vol. 39, pp. 14–37, 2015.

D. Maniadakis and Varoutas, D., “Incorporating Gabriel graph model for FTTx dimensioning”, Photonic Network Communications, vol. 29, pp. 214–226, 2015.

S. Mendonça, Varoutas, D., and Verbrugge, S., “New empirical approaches to telecommunications economics: Opportunities and challenges”, Telecommunications Policy, vol. 39, pp. 159–161, 2015.

A. Vavoulas, Sandalidis, H. G., and Varoutas, D., “Peer-Reviewed Technical Communication”, IEEE JOURNAL OF OCEANIC ENGINEERING, vol. 39, pp. 801, 2014.

M. Tselekounis, Orfanou, G., and Varoutas, D., “Coexistence of copper and fiber unbundling: Access charges and investment incentives”, 2014.

D. Maniadakis and Varoutas, D., “Network congestion analysis of gravity generated models”, Physica A: Statistical Mechanics and its Applications, vol. 405, pp. 114–127, 2014.

D. Varoutas, “Selected papers from 10th Conference in Telecommunications, Media and Internet Techno-economics”, Telecommunications Policy, vol. 38, pp. 413–414, 2014.

M. Tselekounis, Varoutas, D., and Martakos, D., “A CDS approach to induce facilities-based competition over NGA networks”, Telecommunications Policy, vol. 38, pp. 311–331, 2014.

V. Miletic, Maniadakis, D., Mikac, B., and Varoutas, D., “On the influence of the underlying network topology on optical telecommunication network availability under shared risk link group failures”, in Design of Reliable Communication Networks (DRCN), 2014 10th International Conference on the, 2014, pp. 1–8.

A. Vavoulas, Sandalidis, H. G., and Varoutas, D., “Underwater Optical Wireless Networks: A-Connectivity Analysis”, Oceanic Engineering, IEEE Journal of, vol. 39, pp. 801–809, 2014.

M. Tselekounis, Xylogianni, E., Varoutas, D., and Martakos, D., “Geographically differentiated NGA deployment”, 2013.

M. Tselekounis and Varoutas, D., “Investments in next generation access infrastructures under regulatory uncertainty”, Telecommunications Policy, vol. 37, pp. 879–892, 2013.

M. Tselekounis, Maniadakis, D., and Varoutas, D., “NGA investment incentives under geographic price discrimination”, 40th Annual Conference of the European Association for Research in Industrial Economics (EARIE), Évora, Portugal, 2013.

N. Vainos, et al., “Polymer photonic technologies for optical communications”, in Transparent Optical Networks (ICTON), 2013 15th International Conference on, 2013, pp. 1–4.

I. Neokosmidis, Marakis, S., and Varoutas, D., “Semianalytical estimation of the four-wave mixing noise based on extreme value theory”, Optics express, vol. 21, pp. 23075–23086, 2013.

D. Maniadakis, Balmpakakis, A., and Varoutas, D., “On the temporal evolution of backbone topological robustness”, in Network and Optical Communications (NOC), 2013 18th European Conference on and Optical Cabling and Infrastructure (OC&i), 2013 8th Conference on, 2013, pp. 129–136.

K. Tsilipanos, Neokosmidis, I., and Varoutas, D., “A System of Systems Framework for the Reliability Assessment of Telecommunications Networks”, Systems Journal, IEEE, vol. 7, pp. 114–124, 2013.

N. Vaiopoulos, Sandalidis, H. G., and Varoutas, D., “Using a HAP network to transfer WiMAX OFDM signals: Outage probability analysis”, Journal of Optical Communications and Networking, vol. 5, pp. 711–721, 2013.

S. Lakka, Michalakelis, C., Varoutas, D., and Martakos, D., “Competitive dynamics in the operating systems market: Modeling and policy implications”, Technological Forecasting and Social Change, vol. 80, pp. 88–105, 2013.

T. Rokkas, Neokosmidis, I., Katsianis, D., and Varoutas, D., “Cost analysis of WDM and TDM fiber-to-the-home (FTTH) networks: A system-of-systems approach”, Systems, Man, and Cybernetics, Part C: Applications and Reviews, IEEE Transactions on, vol. 42, pp. 1842–1853, 2012.

M. Tselekounis and Varoutas, D., “Modeling the regulatory uncertainty of NGA investments under cost-based access rules”, 2012.

M. Tselekounis, Maniadakis, D., and Varoutas, D., “NGA investments: A departure from the existing cost and demand structure assumptions”, 2012.

D. Katsianis, et al., “Risks associated with next generation access networks investment scenarios”, Network, IEEE, vol. 26, pp. 11–17, 2012.

D. Maniadakis and Varoutas, D., “Structural properties of urban street networks for FTTH deployment”, Proceedings of the 11th Conference of Telecommunication, Media and Internet Techno-Economics (CTTE 2012) Athens, pp. 1–8, 2012.

A. Vavoulas, Sandalidis, H. G., and Varoutas, D., “Weather effects on FSO network connectivity”, Journal of Optical Communications and Networking, vol. 4, pp. 734–740, 2012.

N. Vaiopoulos, Sandalidis, H. G., and Varoutas, D., “WiMAX on FSO: outage probability analysis”, Communications, IEEE Transactions on, vol. 60, pp. 2789–2795, 2012.

S. Lakka, Michalakelis, C., Varoutas, D., and Martakos, D., “Exploring the determinants of the OSS market potential: The case of the Apache web server”, Telecommunications Policy, vol. 36, pp. 51–68, 2012.

M. Tselekounis, Varoutas, D., and Martakos, D., “On the social optimality of make-or-buy decisions”, Journal of Regulatory Economics, vol. 41, pp. 238–268, 2012.

A. Vavoulas, Sandalidis, H. G., and Varoutas, D., “Node isolation probability for serial ultraviolet UV-C multi-hop networks”, Journal of Optical Communications and Networking, vol. 3, pp. 750–757, 2011.

V. Kyriakidou, Michalakelis, C., Varoutas, D., and others, “Applying Zipf’s power law over population density and growth as network deployment indicator”, Journal of Service Science and Management, vol. 4, pp. 132, 2011.

A. Vavoulas, Vaiopoulos, N., Varoutas, D. A., Chipouras, A., and Stefanou, G., “Performance improvement of fixed wireless access networks by conjunction of dual polarization and time domain radio resource allocation technique”, International Journal of Communication Systems, vol. 24, pp. 483–491, 2011.

M. Tselekounis, Varoutas, D., and Martakos, D., “FOURTH ANNUAL CONFERENCE ON COMPETITION AND REGULATION IN NETWORK INDUSTRIES 25 NOVEMBER 2011 RESIDENCE PALACE, BRUSSELS, BELGIUM”, 2011.

G. Charalampopoulos, Katsianis, D., and Varoutas, D., “The option to expand to a next generation access network infrastructure and the role of regulation in a discrete time setting: A real options approach”, Telecommunications Policy, vol. 35, pp. 895–906, 2011.

C. Christodoulos, Michalakelis, C., and Varoutas, D., “On the combination of exponential smoothing and diffusion forecasts: An application to broadband diffusion in the OECD area”, Technological Forecasting and Social Change, vol. 78, pp. 163–170, 2011.

G. Dede, Kamalakis, T., and Varoutas, D., “Evaluation of optical wireless technologies in home networking: An analytical hierarchy process approach”, Optical Communications and Networking, IEEE/OSA Journal of, vol. 3, pp. 850–859, 2011.

V. Kyriakidou, Katsianis, D., Orfanos, I., Chipouras, A., and Varoutas, D., “Business modeling and financial analysis for Metropolitan Area Networks: Evidence from Greece”, Telematics and Informatics, vol. 28, pp. 112–124, 2011.

C. Michalakelis, Sphicopoulos, T., and Varoutas, D., “Modeling Competition in the Telecommunications Market Based on Concepts of Population Biology”, Systems, Man, and Cybernetics, Part C: Applications and Reviews, IEEE Transactions on, vol. 41, pp. 200–210, 2011.

G. Dede, Kamalakis, T., and Varoutas, D., “Towards a Roadmap for Future Home Networking Systems: An Analytical Hierarchy Process Approach”, Systems Journal, IEEE, vol. 5, pp. 374–384, 2011.

A. Vavoulas, Sandalidis, H. G., and Varoutas, D., “Connectivity issues for ultraviolet UV-C networks”, Journal of Optical Communications and Networking, vol. 3, pp. 199–205, 2011.

M. Tselekounis, Varoutas, D., and Martakos, D., “On the irrelevance of input prices from a regulatory perspective”, 5th International conference on competition and regulation (CRESSE), pp. 2–4, 2010.

D. Varoutas, Special Issue: Telecommunications Techno-economics. Springer, 2010.

C. Michalakelis, Dede, G., Varoutas, D., and Sphicopoulos, T., “Estimating diffusion and price elasticity with application to telecommunications”, NETNOMICS: Economic Research and Electronic Networking, vol. 11, pp. 221–242, 2010.

D. Varoutas, “Regulation, policy and user behaviour analysis for telecommunications networks and services”, NETNOMICS: Economic Research and Electronic Networking, vol. 11, pp. 201, 2010.

C. Christodoulos, Michalakelis, C., and Varoutas, D., “Estimation of future prepaid—postpaid mobile telephony equilibrium in the OECD area”, in Telecommunications Internet and Media Techno Economics (CTTE), 2010 9th Conference on, 2010, pp. 1–4.

M. Fokas, et al., “Initial techno-economic results for OMEGA home Gigabit networks”, in Personal Indoor and Mobile Radio Communications (PIMRC), 2010 IEEE 21st International Symposium on, 2010, pp. 2793–2798.

D. Maniadakis and Varoutas, D., “Population distribution effects in backbone network cost”, in GLOBECOM Workshops (GC Wkshps), 2010 IEEE, 2010, pp. 410–414.

T. Rokkas, Katsianis, D., Kamalakis, T., and Varoutas, D., “Economics of Time and Wavelength Domain Multiplexed Passive Optical Networks”, Journal of Optical Communications and Networking, vol. 2, pp. 1042–1051, 2010.

G. Dede, Kamalakis, T., Varoutas, D., Fuentetaja, R. G., and Javaudin, J. P., “Evaluation of technological and socio-economic issues affecting the deployment of home networks: evidence from the ICT-OMEGA project”, NETNOMICS: Economic Research and Electronic Networking, vol. 11, pp. 181–200, 2010.

C. Christodoulos, Michalakelis, C., and Varoutas, D., “Forecasting with limited data: Combining ARIMA and diffusion models”, Technological forecasting and social change, vol. 77, pp. 558–565, 2010.

C. Michalakelis, Varoutas, D., and Sphicopoulos, T., “Innovation diffusion with generation substitution effects”, Technological Forecasting and Social Change, vol. 77, pp. 541–557, 2010.

T. Rokkas, Katsianis, D., and Varoutas, D., “Techno-economic evaluation of FTTC/VDSL and FTTH roll-out scenarios: discounted cash flows and real option valuation”, Journal of Optical Communications and Networking, vol. 2, pp. 760–772, 2010.

D. Varoutas, Hämmäinen, H., Welling, I., and Riihimäki, V., “Analyzing the WiMAX investment costs and NPV distributions for real option valuation”, info, vol. 11, pp. 31–44, 2009.

D. Varoutas, Hämmäinen, H., Welling, I., and Krämer, J., “Bundling vertically differentiated communications services to leverage market power”, info, vol. 11, pp. 64–74, 2009.

D. Varoutas, Hämmäinen, H., Welling, I., Pöllänen, O., and Eloranta, L., “Demographic analysis for consumer spend in communications”, info, vol. 11, pp. 97–106, 2009.

D. Varoutas, et al., “Service cost model and cost comparative studies”, info, vol. 11, pp. 19–30, 2009.

D. Varoutas, Hämmäinen, H., Welling, I., and Harno, J., “Techno-economic analysis of beyond 3G mobile technology alternatives”, info, vol. 11, pp. 45–63, 2009.

D. Varoutas, et al., “Using cost based price calculations in a converged network”, info, vol. 11, pp. 6–18, 2009.

P. Koutroumpis, Michalakelis, C., and Varoutas, D., “Broadband hedonic price index: A firm-level study”, Proceeding 8th Conference Telecom Techno-Economics, vol. 1, pp. 18, 2009.

C. Christodoulos, Michalakelis, C., and Varoutas, D., “An empirical model for later entrants market share development in the mobile phone market: An application in the Greek market”, Proc. 8th CONF. TELECOMM TECHNO-ECONOMICS, vol. 1, pp. 2, 2009.

S. Lakka, Varoutas, D., and Martakos, D., “Impact Of Oss On Software Markets-An Evaluation.”, in MCIS, 2009, pp. 56.

G. Dede, Varoutas, D., Kamalakis, T., Goni, G., and Javaudin, J. - P., “Criteria and Factors Affecting Home Networks Deployment: Evidence from the ICT-OMEGA Project”, 2009.

A. D. Kargas and Varoutas, D., “The Role of Organizational Culture to the Management of Telecommunication Companies: II. Applications and Case Studies”, Handbook of Research on Telecommunications Planning and Management for Business, 2009.

V. Kyriakidou, Michalakelis, C., Varoutas, D., and Panepistimioupolis, I., “Estimating Digital Divide Convergence”, Conference paper for COST Action, 2009.

D. Varoutas, et al., “Evaluation of FSO and FTTH technologies using techno-economic and risk analysis”, info, vol. 11, pp. 87–96, 2009.

D. Varoutas, Hammainen, H., and Welling, I., “Techno-economic modelling of telecommunications networks and services”, info, vol. 11, 2009.

J. Harno, et al., “Alternatives for mobile operators in the competitive 3G and beyond business”, Telecommunication Systems, vol. 41, pp. 77–95, 2009.

D. Varoutas, et al., “On the economics of fixed-mobile convergence”, info, vol. 11, pp. 75–86, 2009.

D. Varoutas, Deligiorgi, K., Michalakelis, C., and Sphicopoulos, T., “A hedonic approach to estimate price evolution of telecommunication services: evidence from Greece”, Applied Economics Letters, vol. 15, pp. 1131–1134, 2008.

C. Michalakelis, Dede, G., Varoutas, D., and Sphicopoulos, T., “Impact of cross-national diffusion process in telecommunications demand forecasting”, Telecommunication Systems, vol. 39, pp. 51–60, 2008.

C. Michalakelis, Varoutas, D., and Sphicopoulos, T., “Diffusion models of mobile telephony in Greece”, Telecommunications Policy, vol. 32, pp. 234–245, 2008.

J. - P. Javaudin, Bellec, M., Varoutas, D., and Suraci, V., “OMEGA ICT project: Towards convergent Gigabit home networks”, in Personal, Indoor and Mobile Radio Communications, 2008. PIMRC 2008. IEEE 19th International Symposium on, 2008, pp. 1–5.

D. Varoutas, “Nonparametric estimation of a hedonic price index for ADSL connections in the European market using the Akaike Information”, Telecommun Syst, vol. 36, pp. 173–179, 2007.

D. Katsianis, Rokkas, T., Varoutas, D., Sphicopoulos, T., Harno, J., and Welling, I., “3G Mobile Virtual Network Operators (MVNOs): Business Strategies”, Strategies and Policies in Digital Convergence, pp. 50, 2007.

D. Varoutas, Kamalakis, T., Katsianis, D., Sphicopoulos, T., and Monath, T., “Importance of the maturity of photonic component industry on the business prospects of optical access networks: a techno-economic analysis”, in NETWORKING 2007. Ad Hoc and Sensor Networks, Wireless Networks, Next Generation Internet, Springer Berlin Heidelberg, 2007, pp. 935–944.

S. Lakka, Lionis, N. E., and Varoutas, D., “Social Aspects of Open Source Software: Motivation, Organization, and Economics”, Social Implications and Challenges of E-business, pp. 173, 2007.

D. Katsianis, Varoutas, D., and Apostolopoulou, V., “The economics of integration of DVB-S with terrestrial technologies and the role of dynamic bandwidth management”, International Journal of Satellite Communications and Networking, vol. 25, pp. 237–250, 2007.

D. Varoutas and Sphicopoulos, T., “Introduction to the special issue on telecommunications techno-economics”, Netnomics, vol. 8, pp. 1–4, 2007.

N. Vaiopoulos, Vavoulas, A., Varoutas, D., and Stefanou, G., “Performance Improvement of Fixed Cellular Networks using Multi-Mode Modulation Schemes”, in Personal, Indoor and Mobile Radio Communications, 2007. PIMRC 2007. IEEE 18th International Symposium on, 2007, pp. 1–5.

A. Vavoulas, Vaiopoulos, N., Varoutas, D., and Stefanou, G., “Co-Channel Interference Reduction Through Integrated Scheduling and Polarization Allocation for Fixed Cellular Systems”, in Personal, Indoor and Mobile Radio Communications, 2007. PIMRC 2007. IEEE 18th International Symposium on, 2007, pp. 1–4.

D. Varoutas, Kamalakis, T., Katsianis, D., Sphicopoulos, T., and Monath, T., “Next Generation Internet-NGI-Optical Networks-Importance of the Maturity of Photonic Component Industry on the Business Prospects of Optical Access Networks: A Techno-Economic Analysis”, Lecture Notes in Computer Science, vol. 4479, pp. 935–944, 2007.

G. Kakaletris, Varoutas, D., Katsianis, D., and Sphicopoulos, T., “Design. and. Implementation. Approaches. for. Location-Based,. Tourism-Related. Services”, Information and Communication Technologies in Support of the Tourism Industry, pp. 114, 2007.

C. Michalakelis, Dede, G., Zerva, A., Varoutas, D., and Sphicopoulos, T., “Development of a demand model for the simultaneous estimation of the interaction between a product's diffusion and price: an application to telecommunications”, in Telecommunication Techno-Economics, 2007. CTTE 2007. 6th Conference on, 2007, pp. 1–6.

C. Deligiorgi, Michalakelis, C., Vavoulas, A., and Varoutas, D., “Nonparametric estimation of a hedonic price index for ADSL connections in the European market using the Akaike Information Criterion”, Telecommunication Systems, vol. 36, pp. 173–179, 2007.

D. Varoutas, Kamalakis, T., Katsianis, D., Sphicopoulos, T., and Monath, T., “Techno-economic evaluation of optical access and metropolitan area networks: the influence of the status of maturity of the photonics component industry”, in National Fiber Optic Engineers Conference, 2007, pp. JThA87.

D. Katsianis, Rokkas, T., Varoutas, D., Sphicopoulos, T., Harno, J., and Welling, I., “3G mobile virtual network operators (MVNOs): business strategies, regulation and policy issues”, Strategies and policies in digital convergence. Idea Group Publishing, 2007.

C. Deligiorgi, Vavoulas, A., Michalakelis, C., Varoutas, D., and Sphicopoulos, T., “On the construction of price index and the definition of factors affecting tariffs of ADSL connections across Europe”, NETNOMICS: Economic Research and Electronic Networking, vol. 8, pp. 171–183, 2007.

K. R. R. Kumar, et al., “Fixed-Mobile Convergence: An Integrated Operator Case Study”, in Telecommunication Techno-Economics, 2007. CTTE 2007. 6th Conference on, 2007, pp. 1–6.

D. Katsianis, Gyürke, A., Konkoly, R., Varoutas, D., and Sphicopoulos, T., “A game theory modeling approach for 3G operators”, NETNOMICS: Economic Research and Electronic Networking, vol. 8, pp. 71–90, 2007.

N. Vaiopoulos, Vavoulas, A., Varoutas, D., and Sphicopoulos, T., “A radio resource allocation scheme for fixed broadband wireless access systems with avoidance of major interferers”, Wireless Personal Communications, vol. 40, pp. 479–487, 2007.

T. Rokkas, Katsianis, D., Varoutas, D., and Sphicopoulos, T., “Fixed mobile convergence for an integrated operator: a techno-economic study”, in Personal, Indoor and Mobile Radio Communications, 2007. PIMRC 2007. IEEE 18th International Symposium on, 2007, pp. 1–5.

T. Rokkas, Kamalakis, T., Katsianis, D., Varoutas, D., and Sphicopoulos, T., “Free Space Optical Technology as an alternative Last-Mile Solution: A Techno-Economic Analysis”, in Telecommunication Techno-Economics, 2007. CTTE 2007. 6th Conference on, 2007, pp. 1–5.

J. Harno, Kumar, K. R. R., Eskedal, T. G., Venturin, R., Katsianis, D., and Varoutas, D., “Techno-economic evaluation of 3G and beyond mobile business alternatives”, NETNOMICS: Economic Research and Electronic Networking, vol. 8, pp. 5–23, 2007.

T. Rokkas, Kamalakis, T., Katsianis, D., Varoutas, D., and Sphicopoulos, T., “Business prospects of wide-scale deployment of free space optical technology as a last-mile solution: a techno-economic evaluation”, Journal of Optical Networking, vol. 6, pp. 860–870, 2007.

D. Katsianis, Gyórke, A., Konkoly, R., Varoutas, D., and Sphicopoulos, T., “Implementing a Game Theory model for 3G Operators”, Proc. 5th Conf. Telecom TechnoEconomics (CTTE2006), Athens, pp. 8–9, 2006.

A. Vavoulas, Vaiopoulos, N., Varoutas, D., and Stefanou, G., “Throughput enhancement of Fixed Broadband Wireless Access systems through a novel Radio Resource Allocation approach”, in Wireless Conference 2006-Enabling Technologies for Wireless Multimedia Communications (European Wireless), 12th European, 2006, pp. 1–4.

T. Kamalakis, Neokosmidis, I., Varoutas, D., and Sphicopoulos, T., “Demand and price evolution forecasting as tools for facilitating the roadmapping process of the photonic component industry”, Proceedings of the World Academy Of Science, Engineering And Technology, vol. 18, 2006.

D. Varoutas, Katsianis, D., Sphicopoulos, T., Stordahl, K., and Welling, I., “On the economics of 3g mobile virtual network operators (mvnos)”, Wireless Personal Communications, vol. 36, pp. 129–142, 2006.

B. T. Olsen, et al., “Technoeconomic evaluation of the major telecommunication investment options for European players”, Network, IEEE, vol. 20, pp. 6–15, 2006.

D. Varoutas, Arapoyianni, A., and Sphicopoulos, T., “Modeling of electrical crosstalk in OEIC modules”, Fiber and integrated optics, vol. 24, pp. 91–111, 2005.

E. Karathanos, Katsianis, D., Varoutas, D., and Sphicopoulos, T., “Prospects of the 3G Mobile Networks in Greece (Proc. IST Mobile & Wireless Telecommunications Summit 2002, pp 557-561 16-19 June, Thessaloniki, Greece)”. EconWPA, 2004.

D. Katsianis, Varoutas, D., Orfanos, I., Sphicopoulos, T., and Pantelis, S., “A techno-economic evolutionary path for access technologies (presented in European Conference on Networks & Optical Communications NOC’99 Delft, The Netherlands, June 22-24, 1999)”. EconWPA, 2004.

A. Chipouras, Sphicopoulos, T., and Varoutas, D., “Analysis of high speed Traveling-Wave Electrooptic LiNbO3 Devices based on a 3-D Integral Method”, Journal of optical communications, vol. 25, pp. 188–198, 2004.

G. Kakaletris, Varoutas, D., Katsianis, D., Sphicopoulos, T., and Kouvas, G., “Designing and Implementing an Open Infrastructure for Location-Based, Tourism-Related Content Delivery”, Wireless Personal Communications, vol. 30, pp. 153–165, 2004.

T. Kamalakis, Varoutas, D., and Sphicopoulos, T., “Statistical study of in-band crosstalk noise using the multicanonical Monte Carlo method”, Photonics Technology Letters, IEEE, vol. 16, pp. 2242–2244, 2004.

N. K. Elnegaard, Cadro, T. P., Telecom, F., Katsianis, D., and Varoutas, D., “Economics of Fixed Broadband Access Network Strategies”, IEEE Communications Magazine, pp. 133, 2003.

J. Neokosmidis, Kamalakis, T., Chipouras, A., and Varoutas, D., “Evaluation of the probability density function of the four-wave mixing noise.”, WSEAS Transactions on Communications, vol. 2, pp. 346–348, 2003.

D. Varoutas, Chipouras, A., Arapoyianni, A., Sphicopoulos, T., Panepistimiopolis, I., and Athens, G. R., “Electrical crosstalk estimations on flip-chip and wire-bonded OEICs”, Crosstalk, vol. 1, pp. 20log, 2003.

M. Mamalis, Varoutas, D., Chipouras, A., and Kamalakis, T., “Simple design of photonic crystal MMI couplers.”, WSEAS Transactions on Communications, vol. 2, pp. 334–337, 2003.

J. Harno, Welling, I., Loizillon, F., Stordahl, K., and Varoutas, D., “Techno-Economic evaluation of 3G & WLAN Business Case Feasibility Under varying Conditions”, IEEE ICT, pp. 33–38, 2003.

I. Welling, Harno, J., Loizillon, F., Stordahl, K., and Varoutas, D., “Techno-economic evaluation of 3G & WLAN business case feasibility under varying conditions”, in Telecommunications, 2003. ICT 2003. 10th International Conference on, 2003, vol. 1, pp. 33–38.

D. Varoutas, et al., “Business opportunities throughUMTS-WLAN networks”, Annales des télécommunications, vol. 58, pp. 553–575, 2003.

T. Monath, Kristian, N., Cadro, P., Katsianis, D., and Varoutas, D., “Economics of fixed broadband access network strategies”, Communications Magazine, IEEE, vol. 41, pp. 132–139, 2003.

E. Karathanos, Katsianis, D., Varoutas, D., and Sphicopoulos, T., “Prospects of the 3G Mobile Networks in Greece”, Proc. IST Mobile & Wireless Telecommunications, Summit, pp. 557–561, 2002.

D. Varoutas, et al., “3G MVNOs financial perspectives”, Proc. IST Mobile & Wireless Telecommunications, Summit, pp. 557–561, 2002.

F. Loizillon, Harno, J., Welling, I., and others, “Final results on seamless mobile IP service provision economics”, IST-Information Society Technologies, 2002.

D. Katsianis, et al., “The financial perspective of the mobile networks in Europe”, Personal Communications, IEEE, vol. 8, pp. 58–64, 2001.

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