quality competition in the twoway trade flows, their dynamics and stability over time are analyzed. The two-way matched trade …, respectively, to distinguish types of the one-way and the two-way trade flows, categories of price competition and categories of … competition over categories of non-price competition, but varies across trading partners. In Hungarian agri-food trade the first …

direct mailings of different charities within a short period of time and competition is highly relevant. We construct a …

We present a dynamical model of web site growth in order to explore the effects of competition among web sites and to … determine how they affect the nature of markets. We show that under general conditions, as the competition between sites …