We develop a model of international roaming in which mobile network operators (MNOs) compete both on the wholesale market to sell roaming services to foreign operators and on the retail market for subscribers. The operators own a network infrastructure only in their home country. To allow their...

We develop a model of international roaming in which mobile network operators (MNOs) compete both on the wholesale market to sell roaming services to foreign operators and on the retail market for subscribers. The operators own a network infrastructure only in their home country. To allow their...

This paper analyses the co-operation activities of small Austrian firms with the CEEC and compares them to those of larger firms. Small firms are less likely to engage in cross-border co-operation than larger firms, more likely to co-operate in ownership based forms of co-operation but less...