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.