Virtual Worlds have become serious business models and thus gained the attention of law professionals. The legal problems arising out of Virtual Worlds have started a discussion which will be summarized in this article. Moreover arguments will be delivered which can be used to protect users of those Virtual Realities.

Employing a unique dataset that covers households from six West African capitals, this paper provides new evidence on the demand for informal sector products and services. We first investigate whether demand linkages exist between formal and informal products and distribution channels, and whether there is an overlapping customer base, which would imply that both formal sector wage earners and ...

Large sunk costs of development, negligible costs of reproduction and distribution, and substantial economies of scale make information goods distinct from physical goods. Consequently, how to take advantage of the specific characteristics of information goods to maximize profit is an important managerial problem. Price discrimination and product differentiation are common ways this problem has...

This paper presents an optimization problem about terminal distribution network path, defining the research problem through its distribution operation process, next to the terminal distribution route optimization. To begin with, dynamic optimization algorithm is built, the first from the target distribution node distribution vehicle, and goods to N customers are delivered, in the most appropria...