Die vorliegende Untersuchung stellt die technischen Grundlagen und die Marktordnung für den internationalen Handel mit Telekommunikationsdienstleistungen dar; sie analysiert und bewertet die resultierenden Handelsbarrieren. Die Grundstruktur internationaler Telekommunikation wird in...

This paper discusses environmental policies in response to foreign direct investment (FDI) in a symmetrie two-country setting, where firms' behavior affects government policy decisions. We show that two alternative equilibria with FDI are possible: (i) one with unilateral FDI, where one firm is...

This study seeks to explain why crude oil prices fluctuate, the main cause being the quota regime, which characterises the OPEC agreements. Given that the Saudi oil supply is inelastic in the short term, a shock in the oil market is accommodated by an immediate price change. In contrast, a...

This paper surveys empirical and theoretical studies of various control mechanisms embedded in venture capital contracts. These mechanisms mitigate incentive problems and opportunistic behavior arising in the uncertain environment of financing young hightechnology enterprises that predominantly...

The relationship between a venture capitalist and an entrepreneur is modeled to investigate the impact of public subsidies on venture capital investments in start-up enterprises. In this model, the venture capitalist only finances start-up enterprises if he has sufficient expertise to make...

Since naturally occurring genetic information serves as a valuable input for biotechnological R&D, the private provision of genetic resources could generate income for the protection of biodiversity-rich areas. However, there has been a controversy over whether these potential revenues are...

The paper discusses some widely used methods for estimating output gaps based on aggregated data for the eurozone. Though these methods exhibit some common features, an empirical comparison demonstrates that the various techniques differ substantially. In particular, the correlation of output...

The labour markets in the developed countries have experienced two fundamental changes in recent years. Firstly, high-skilled workers have gained at the expense of low-skilled workers, which manifests itself in a rising skill premium and/or a rising disparity in the unemployment rates of these...

The paper analyzes the effects of a source-based capital income tax on production and market structures, trade and capital flows as well as national and global welfare. The analysis is carried by means of a general equilibrium model of trade which incorporates international capital flows as well...