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Financial price fluctuations in a stock market model with many interacting agents

Horst, Ulrich - 2001

We consider a financial market model with a large number of interacting agents. Investors are heterogeneous in their expectations about the future evolution of an asset price process. Their current expectation is based on the previous states of their "neighbors" and on a random signal about the...

Persistent link: https://www.econbiz.de/10009613599

Should smart investors buy funds with high returns in the past?

Palomino, Frédéric; Uhlig, Harald - 2002

Newspapers and weekly magazines catering to the investing crowd often rank funds according to the returns generated in the past. Aside from satisfying sheer curiosity, these numbers are probably also the basis on which investors pick a fund to invest in. In this article, we fully characterize...

Persistent link: https://www.econbiz.de/10009621416

Worry and the illusion of safety : evidence from a real-objects experiment

Schade, Christian D.; Kunreuther, Howard - 2002

We analyze the impact of an individual's tendency to worry on willingness to pay (WTP) for a protective measure. We report on the results of a controlled experiment with real objects at stake. Worry was measured with the Worry Domains Questionnaire, an instrument determining an individual's...

Persistent link: https://www.econbiz.de/10009621419

Hedging the standard of living via cost of living index futures

Schulz, Rainer - 2000

People dislike inflation because inflation erodes the real value of future nominal income and wealth. Adjustment of future nominal values via a cost of living index is an appropriate way to handle the problem of real income risk. Nonetheless an important aspect needs more discussion: If markets...

Persistent link: https://www.econbiz.de/10009612030

Framing effects on asset markets : an experimental analysis

Kirchler, Erich; Maciejovsky, Boris; Weber, Martin - 2001

In this paper we investigate four hypotheses which are inconsistent with expected utility theory, but may well be explained by prospect theory. It deals with framing, the non-linearity of subjective probabilities, the disposition effect, and the correspondence of different experimental risk...

Persistent link: https://www.econbiz.de/10009613618

Simultaneous over- and underconfidence : evidence from experimental asset markets

Maciejovsky, Boris; Kirchler, Erich - 2001

In this paper individual overconfidence within the context of an experimental asset market is investigated. Overall, 72 participants traded one risky asset on six markets of 12 participants each. The results indicate that individuals were not generally overconfident. Moreover, overconfidence was...

Persistent link: https://www.econbiz.de/10009614297

Quantile hedging

Föllmer, Hans; Leukert, Peter - 1998

which succeeds with high probability. -- Hedging ; superhedging ; Neyman Pearson lemma ; stochastic volatility ; value at …

Persistent link: https://www.econbiz.de/10009574876

A note on stochastic volatility, GARCH models, and hyperbolic distributions

Jaschke, Stefan R. - 1997

We establish a relation between stochastic volatility models and the class of generalized hyperbolic distributions …

Persistent link: https://www.econbiz.de/10009577459

Flexible stochastic volatility structures for high frequency financial data

Feldmann, David; Härdle, Wolfgang; Hafner, Christian M.; … - 1998

Stochastic Volatility (SV) models are widely used in financial applications. To decide whether standard parametric …

Persistent link: https://www.econbiz.de/10009578026

Nonparametric autoregression with multiplicative volatility and additive mean

Yang, Lijian; Härdle, Wolfgang; Nielsen, Jens Perch - 1998

mean. For the volatility function, i.e., the conditional variance given the past, a multiplicative structure is more … appropriate than an additive one, as the volatility is a positive scale function and a multiplicative model provides a better … additive mean and the multiplicative volatility. The technique used is marginally integrated local polynomial estimation. The …

Persistent link: https://www.econbiz.de/10009578559