Earlier formulations of models for locating a firm's production facilities while simultaneously determining production levels at these facilities so as to maximize the firm's profit are reviewed. In these formulations, existing firms, as well as new entrants, are assumed to act in accordance...

We analyse the use of options for online advertisement publishers. By providing a discount or rewards to advertisers, publishers can utilise their uncertain service capacity, page-views, more efficiently. We use Generalised Nash Bargaining to study the feasibility of the option contract and...

We introduce a novel variant of the travelling salesmen problem and propose a hyper-heuristic methodology in order to solve it. In a competitive travelling salesmen problem (CTSP), m travelling salesmen are to visit n cities and the relationship between the travelling salesmen is...