This paper theoretically and empirically analyzes the interaction of emigration of highly skilled labor, an economy`s income gap to potential host economies of expatriates, and optimal public infrastructure investment. In a model with endogenous education and R&D investment decisions we show...

This paper uses a two-country model with integrated markets for high-skilled labor to analyzethe opportunities and incentives for national governments to provide higher education.Countries can differ in productivity, and education is financed through a wage tax, so thatbrain drain affects the...

The theory of endogenous technical change has deeply contributed to our understanding ofthe fundamental sources of economic growth and development. In this chapter we surveyimportant contributions in the field by focussing on the basic structure of endogenous growthmodels with horizontal as well...

A positiv relationship between firm size and product diversification is a long-standing stylized fact. However, so far there is no appropriate theoretical model to explain the underlying forces of this oberservation. This paper analyzes an oligopoly model with asymmetric multiproduct firms,...