In this paper, we evaluate growth stocks by modeling a company's customer equity. We start with the observation that the number of customers in successful start-ups increases very quickly (exponentially) in the first few years. Then the customer base converges towards an industry average. On the...

Many commodity markets contain a strong seasonal component not only at the price level, but also in volatility. In this paper, the importance of seasonal behavior in the volatility for the pricing of commodity options is analyzed. We propose a seasonally varying long-run mean variance process...

Feedback trading strategies have gained much popularity among researchers in the last decadesand are used to illustrate how new information based on returns is reflected in the markets. This paper extends previous studies by decomposing the overall return premium and introducing the global...

The paper presents a customer satisfaction model for the private banking industry. We empirically assess the postulated model with the help of partial least squares (PLS) and use formative measurement models for the predictors of customer satisfaction and customer loyalty. The results of the...

It has been widely studied that investors suffer from the tendency to realize gains too quickly, while carrying losses too long --- also known as the disposition effect. Previous research on the phenomenon finds that there is a substantial heterogeneity with regards to the magnitude of...

Currency carry trading presents a widespread trading strategy and refers to the forward premium puzzle. Investors borrow low-yielding currencies with the aim to invest in high-yielding ones in order to benefit from arbitrage opportunities. This implies that a one-to-one relationship does not...

Endowment life insurance products contain a collective component resulting in smoothed returns. By unsmoothing the data of German life insurers we are able to extract the risk/return pattern of the underlying financial assets. Thus, we can analyze mean-variance optimal portfolios including a...

In this study we develop a trading strategy that exploits limited investor attention. Trading signals for US S&P 500 stocks are derived from Google Search Volume data, taking a long position if investor attention for the corresponding security was abnormally low in the past week. Our strategy...

This study provides novel insights to the ongoing debate how market efficiency is challenged by investor behavior. Applying search engine data we find that retail investor attention can enhance market efficiency. High attention is associated with better incorporation of idiosyncratic stock...

We propose a simple method for measuring systemic sovereign credit risk in the Eurozone by linking sovereign defaults to currency shocks. The framework rests on the assumption that systemic sovereign credit risk is high when sovereign defaults induce large shocks to the Euro currency market. We...