This paper provides empirical evidence on international price differences in ski lift tickets based on 214 ski areas in Austria, France, and Switzerland for the winter season 2010/2011. We find that French and Austrian one-day lift tickets (net of VAT) are an average of 17 and 7 per cent lower,...

This paper describe the new concepts of collaborative systems metrics validation. The paper define the quality characteristics of collaborative systems. There are proposed a metric to estimate the quality level of collaborative systems. There are performed measurements of collaborative systems...

The worldwide ASP market has not developed according to the forecasts of many market researchers. Asymmetric information, also known as quality uncertainty, has hardly been made the subject of discussion in the literature as a potential drawback for the successful development of the ASP market....