I formulate and estimate a model of externalities within countries and technological interdependence across countries. I find that external returns to scale to physical capital within countries are 8 percent; that a 10 percent increase of total factor productivity of a country's neighbors raises...

We represent one of various ways of establishing a concept of the virtual organization. The Internet connect the managers and entrepreneurs and gives them adviser support. This concept is a result of the theoretical point of a new informational economy, knowledge management and qualitative...