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. 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.

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.

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. 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.

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, 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.

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.

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. 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.

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.

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.

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.

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.

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.

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.

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.

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., “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.

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.