Editorial Num. 24

The iopart - num BibTEX style

The iopart-num BibTEX style is intended for use in preparing manuscripts for Institute of Physics Publishing journals, including Journal of Physics. It provides numeric citation with Harvard-like formatting, based upon the specification in “How to prepare and submit an article for publication in an IOP journal using LTEX2ε” by Graham Douglas (2005). The iopart-num package is available on the Co...

Editorial 24/1: Electronic Markets and practice-orientation

Dear readers of Electronic Markets, The last issue of Electronic Markets included a longitudinal review of research from contributions published at the Bled eConference since 1988. This paper observed an evolution of topics regarding the application of information technology (IT) to interorganizational processes. While the first phase from the mid-1980s until the mid-1990s focused on applying e...

The Random Access NUM with Multiclass Traffic

In this article, we consider the network utility maximization (NUM) problem for the random access network with multiclass traffic. The utilities associated with the users are not only concave, but also nonconcave functions. Consequently, the random access NUM problem becomes more difficult to solve. Based on the successive approximation method, we propose an algorithm that jointly controls the ...

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