We develop a product market theory that explains why firms invest in general training of their workers. We consider a model where firms first decide whether to invest in general human capital, then make wage offers for each others' trained employees and finally engage in imperfect product market...

We examine how globalization affects firms incentives to train workers. In our model, firms invest in productivity-enhancing worker training before Cournot competition takes place. When two separated product markets become integrated and are thus replaced with a market with greater demand and...

To examine the impact of globalization on managerial compensation, we consider a matching model where a number of firms compete both in the product market and in the managerial market. We show that globalization, i.e. the simultaneous integration of product markets and managerial pools, leads to...

Der deutsche Aktienmarkt sah sich in den letzten 15 Jahren substantiellen Veränderungen gegenüber, welche unter anderem in eine zunehmende Internationalisierung und deutlich erhöhten Streubesitz mündeten. In der vorliegenden Arbeit untersuchen wir, inwieweit dies die aus klassischen...

Insider trading studies related to the German market have emphasized that outside investors may earn excess returns by mimicking the transactions of corporate directors. Such a result, provided that it holds, would constitute a serious violation of the efficient market hypothesis. The results...

In January 2010 the Deutsche Börse Group introduced two family firm stock indices. Both indices are calculated as price and performance indices and extend the number of investment strategy indices of Deutsche Börse Group. The DAXplus Family is an all-share index whereas the DAXplus Family 30...

Liquidity, the ease of trading an asset, strongly varies between different sizes of stock positions. We analyze this aspect using the Xetra Liquidity Measure (XLM), which calculates daily, weighted spread for impatient traders transacting against the limit order book. For this measure, we have...