Jaring, Päivi; Pikkarainen, Minna; Koivumäki, Timo - In: Journal of business market management : JBM 6 (2013) 1, pp. 38-55
Thanks to improved nutrition, healthcare and sanitation average life expectancy of humans has raised from 47 years in 1900 into more than 80 years today. The global population over 65 years of age is expected to more than double between 1990 and 2025. ICT (Information and Communication...