This paper examines the impact of venture capitalists' reputation building and experience accumulation on the genesis of venture capital markets. Venture capitalists must accumulate experience to successfully support high-technology enterprises. They must build reputation, i.e., a track record...

This paper analyses the impact of public equity schemes on venture capitalist's incentives to finance start-up enterprises and to support the management teams. In a double-sided moral hazard model, it is shown that experienced venture capitalists, who have already financed start-up enterprises,...

Using an agency framework, this paper examines advantages of offering venture capitalists a choice between public equity and loan schemes. Both schemes can be used to promote venture capital investments in high-technology enterprises since they encourage inexperienced venture capitalists to...

The implementation of the Markowitz optimization requires the knowledge of the parameters of the return distribution. These parameters cannot be observed, but have to be estimated. Merton (1980) and Jorion (1985) point out that especially the expected returns are hard to estimate from time...

Banks face a tradeoff between diversifying and focusing their loan portfolio. In this paper we carry out an empirical study for the German market to shed light on the question whether or not the benefits of risk sharing outweigh those of specialization. We use data from the Bundesbank's...

Interest income is the most important source of revenue for most of the banks. The aim of this paper is to assess the impact of different interest rate scenarios on the banks' interest income. As we do not know the interest rate sensitivity of real banks, we construct for each bank a portfolio...

We analyze how a single economic risk figure for the Value at Risk of a hypothetical portfolio composed of different commercial banks might be obtained for a supervisor. Using the daily profits and losses and the daily Value at Risk figures of German banks for the period from 2001 to 2004, we...

According to standard portfolio theory, the tangency portfolio is the only efficient stock portfolio. However, empirical studies show that an investment in the global minimum variance portfolio often yields better out-of-sample results than does an investment in the tangency portfolio and...

We decompose the change in banks’ net interest margin into a change in market-wide bank rates and a change in balance-sheet composition. The usefulness of this decomposition is illustrated for a detailed data set of German bank balance sheets, broken down into different maturities, creditors...

We decompose the change in banks' net interest margin into a change in market-wide bank rates and a change in the balance-sheet composition. Our empirical findings from a detailed data set on German banks' balance-sheet positions, broken down into different maturities, creditors and borrowers...