This paper analyses the causal effects of weaker dismissal protection on the incidence of long-term sickness ( six weeks). We exploit a German policy change, which shifted the threshold exempting small establishments from dismissal protection from five to ten workers. Using administrative data,...

In this work, I study the impact of high-frequency trading (HFT) on price discovery and volatility in the Bund futures market. Using a new dataset based on microseconds, the focus of the study is on the reaction of high-frequency traders (HFTs) to major macroeconomic news events. I show that...

We analyze the relationship between managerial ownership and company performance, testing the incentive and entrenchment hypothesis. Differently from previous literature, we focus on small and medium-sized private enterprises which constitute an important part of the German economy. We use a...

In this paper we empirically analyze the permanent price impact of trades by investigating the relation between unexpected net order flow and price changes. We use intraday data on German index futures. Our analysis based on a neural network model suggests that the assumption of a linear impact...

According to the prospect theory financial investors tend to sell winners too early and ride losers too long. Therefore, demand for financial advise should be high in a bull market and low in a bear market. Thus, we test the hypothesis whether the demand for business magazines is somehow related...

The paper deals with the analysis of causal effects of venture capital finance for start-ups founded between 1991 and 1998 in Germany. The number of venture-backed firms is based on the identification of involvements of venture capitalists in firms. All venture capital companies are considered,...