Showing 1 - 10 of 17
Based on the APARCH model and two outlier detection methods, we computereliable time series of volatility asymmetry for 49 countries with relatively few ob-servations. Results show a steady increase in the asymmetry over the years for mostcountries. We nd that economic development and market...
Persistent link: https://www.econbiz.de/10009022138
Structured financial products have gained more and more popularity in recent years, but nevertheless has their success so far notthoroughly been analyzed. In this article we develop a theoreticalframework for the design of optimal structured products and analyzethe maximal utility gain for an...
Persistent link: https://www.econbiz.de/10005857733
Empirical investigations of analysts forecast surveys concerning earnings realizations find significant time varying biases usually attributed to the analysts liability to cognitive limitations. For example, a positive autocorrelation of analysts forecast errors is commonly explained by...
Persistent link: https://www.econbiz.de/10005858027
The k Nearest Neighb or (kNN) density estimator first for-malized by Loftsgaarden and Quesenb erry (1965) is central to a broad range of the literature on density estimation. It is knownto b e strongly uniformly consistent if k increases appropriatelywith the sample size. The contribution of...
Persistent link: https://www.econbiz.de/10005858028
We conduct controlled experiments in order to analyze individual trading behavior. Our results suggest that investors measure their gains relative to their initial wealth, and that this reference point together with past stock price changes determine the portfolio choices. Subjects choose a...
Persistent link: https://www.econbiz.de/10005858051
We observe that the standard variant of Prospect Theory cannot describe very risk-averse choices in simple lotteries. This makes it diffcult to accommodate it with experimental data. Using an exponential value function can solve this problem and allows to cover the whole spectrum of risk-averse...
Persistent link: https://www.econbiz.de/10005858200
This paper studies the role of strategy and the order book mar-ket mechanism in price dynamics and the order flow behaviour. To this end we analyse a zero-intelligence agent model of a dynamic limit order market. Stylised facts of limit order markets are shown to be influenced and, in some...
Persistent link: https://www.econbiz.de/10005858201
This paper introduces an expected value estimator with expert knowledge to the robust estimation of sovereign rating transitions which are characterised by few observations. Ourestimates of default premia within Mexican, Colombian and Brazilian Eurobond yield spreads provide a better fit than...
Persistent link: https://www.econbiz.de/10005858202
We present a model for the α-beauty contest that explains common patterns in ex-perimental data of one-shot and iterative games. The approach is based on two basic assumptions. First, players iteratively update their recent guesses. Second, players estimate intervals rather than exact numbers...
Persistent link: https://www.econbiz.de/10005858557
Crack and Ledoit (1996) discover the compass rose of stock returns, generated by discrete stock prices and additional assumptions concerning the level and variation of stock prices. They raise the question, whether this phenomenon does introduce predictable structures in stock returns. In...
Persistent link: https://www.econbiz.de/10005858772