Network-effects may lead to imperfect competition and may therefore make a Strategie trade policy attractive for a country exporting network goods. I analyze the implications of Strategie trade policy in a model of horizontal produetdifferentiation with network effects. Within this framework,...

Computer-owners combine complementary goods to a computer-system. They exchange data with others and between different applications. These interdependencies lead to three different network effects, which are explained in the framework of Hotelling models. In the framework of a one-dimensional...

Standard international trade lectures normally comprises three central theories: the Ricardian Model, the Heckscher-Ohlin-Samuelson Modell and New Trade Theory à la Krugman 1979 and 1980. Nowadays this trilogy needs to be enhanced with the basic concepts of a new class of trade models: the New...