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Manipulation in political stock markets : preconditions and evidence

Hansen, Jan; Schmidt, Carsten; Strobel, Martin - 2001

Political stock markets (PSM) are sometimes seen as substitutes for opinion polls. On the bases of a behavioral model, specific preconditions were drawn out under which manipulation in PSM can weaken this argument. Evidence for manipulation is reported from the data of two separate PSM during...

Persistent link: https://www.econbiz.de/10009614875

Predictive accuracy of political stock markets : empirical evidence from a European perspective

Berlemann, Michael; Schmidt, Carsten - 2001

In a meta study of 25 political stock markets conducted in Germany in the last decade we analyze their predictive success. Although the predictions of political stock markets are highly correlated with the corresponding polls, the markets are able to aggregate additional information. One...

Persistent link: https://www.econbiz.de/10009614879

Internet based econometric computing

Härdle, Wolfgang; Horowitz, Joel - 1998

through Internet-based econometric computing and instruction. We refer to existing examples of net-based teaching and present …

Persistent link: https://www.econbiz.de/10009578024

SMART : towards spatial internet marketplaces

Abel, David J.; Gaede, Volker; Taylor, Kerry L.; Zhou, … - 1997

Spatial Internet Marketplaces are attractive as a mechanism to enable spatial applications to be built drawing on … services as published by providers on the Internet and bought by customers on an as-required basis. Design ofa Spatial Internet … components required and the special issues in constructing an infrastructure for a Spatial Internet Marketplace. We initially …

Persistent link: https://www.econbiz.de/10009658472

Drivers and impediments of consumer online information search : self-controlled versus agent-based search in a high involvement context

Spiekermann, Sarah; Strobel, Martin; Temme, Dirk - 2002

Persistent link: https://www.econbiz.de/10009622678

E-privacy : evaluating a new search cost in online environments

Annacker, Dirk; Spiekermann, Sarah; Strobel, Martin - 2001

Electronic Commerce environments increasingly witness a conflict on the subject of e-privacy: While marketers want to maximize their customer knowledge and grasp the identity of their online users, consumers often want to stay anonymous and not reveal private information. The conflict suggests...

Persistent link: https://www.econbiz.de/10009615417

Component leasing on the World Wide Web

Jacobsen, Hans-Arno; Riessen, G.; Günther, Oliver - 1999

interact with the application services through a standard Internet browser not requiring any additional software. The MMM user …

Persistent link: https://www.econbiz.de/10009580470

The three dimensions of multimedia teaching of statistics

Derby, Nathaniel; Härdle, Wolfgang; Rönz, Bernd - 1999

Statistics is often difficult for students, since it requires coordination of quantitative and graphical insights with mathematical ability. Furthermore, ever-increasing special knowledge of statistics is demanded, since data of increasing complexity and size need to be understood and analyzed....

Persistent link: https://www.econbiz.de/10009581096

Web quantlets for time series analysis

Härdle, Wolfgang; Kleinow, Torsten; Tschernig, Rolf - 2000

Newly developed and advanced methods for nonlinear time series analysis are in general not available in standard software packages. Moreover, their implementation requires substantial time, computing power as well as programming skills. The recent results on lag and bandwidth selection methods...

Persistent link: https://www.econbiz.de/10009582397

The multimedia project MM*STAT for teaching statistics

Rönz, Bernd; Müller, Marlene; Ziegenhagen, Uwe - 2000

Persistent link: https://www.econbiz.de/10009583876