Economic phenomena are interrelated. From a growth perspective, time analysis concerning the choices of present and future consumption and the choices between the allocation of scientific resources should be combined with a space analysis regarding the dissemination of economic activity through...

Resources used in scientific activities are, as any other, scarce. Hence, the economic system has, in every time moment, to choose how to allocate technological inputs. A technology choices model is developed, where scarce scientific resources are alternatively allocated to basic science...

The market for information and communication technologies is changing rapidly. Products and applications that used to be completely separate are becoming almost interchangeable. Sweeping change lies ahead in voice and data telephony: the fixed-line telephone network faces new competition from...

The current problems in mobile telephony are leading critics to make overly pessimistic predictions that 3G – the third-generation mobile phone system – will never become profitable. However, the resulting calls not to introduce 3G and instead directly back alternative wireless technologies...

It became clear early on that UMTS, also known as 3G (third-generation mobile phone systems), would be a key technology for profitable markets of the future. However UMTS technology offers some major advantages that can be demonstrated under laboratory conditions but which it will not be...

The challenges of payment transactions in electronic commerce were initially underestimated, as is now clear in the light of technological progress and stricter legislation, meaning traditional business models are increasingly coming up against their limits. Only secure, user- friendly and...