The Travel Cost Method (TCM) estimates recreational use values through the analysis of travel expenditures incurred by consumers to enjoy recreational activities. The multiple destination or multipurpose problems arise when tourists either visit other attractions or have any other purpose in the...

his thesis consists of three independent chapters. Each chapter analyzes the equilibrium outcomes of the labor and housing market by describing the behavior of the participants in the markets by the perturbed utility model. This class of models allows for a more general substitution patterns as...

The Digital Economy -- Information and Communication Technologies -- Convergence of Technologies and Services -- Digital Economy Ecosystem -- Digital Market Evolution -- Digital Goods and Services -- Production Models -- Value Creation Models and Competitive Strategy -- Network Effects --...