The collapse of former communist regime in Central and Eastern Europe opened the transition period from centrally planned to market oriented economies. Thus, the exploration of economic systems in the special situation of transition has become an interesting research topic. The exposition plan...

Empirical data show during the historical process of economic development profound structural changes in economy. One of the most important movements is from stages where the so-called tangible investments are predominant to those where intangible investments become predominant. Applying some...

Recent literature contains many examples of reputation systems which are constructed in anad hoc way or rely upon some heuristic which has been found to be useful. However,comparisons between these reputation systems has been impossible because there are noestablished methods of comparing...

Economic scheduling needs to be considered for Grid computing environment, because it gives an incentive for resource providers to supply their resources. Moreover, it enforces efficient use of resources, because the users have to pay for theiruse. Tendering is a suitable model for Grid...