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In games of social learning individuals tend to give too much weight to their own private information relative to the … information that is conveyed by the choices of others. In this paper we investigate differences between individuals and small … groups as decision makers in information cascade situations.[...] …
Persistent link: https://www.econbiz.de/10005868024
and whatis information, are overcome going back to the roots of information andcommunication theory. Information and …-ronment. A creditworthiness problem for consumer credits demonstratesthe performance of information based decision support. Here … the exter-nal information factor, namely the clients' profiles, is transformed intoexpedient or useful information. This …
Persistent link: https://www.econbiz.de/10005868042
Die kognitive Psychologie beschäftigt sich u.a. mit der Frage nach Speicherung inund Abruf von Wissensinhalten aus dem Gedächtnis. Zur Beschreibung der Phänomene werdenkonnektionistische, propositionale und konzeptuelle Ansätze gemacht, die dann empirisch verifiziertwerden. Die vorliegende...
Persistent link: https://www.econbiz.de/10005868048
Mit der Expertensystemshell SPIRIT steht ein mächtiges Instrumentzur unternehmerischen Entscheidungsunterstützung auf der Basis probabilistischenkonditionalen Wissens zur Verfügung. In mehreren Arbeiten - wie zumBeispiel [5], [3] - wurde über ihren professionellen Praxiseinsatz berichtet....
Persistent link: https://www.econbiz.de/10005868049
Eine Entscheidungssituation ist durch zwei Sachalternativen gekennzeichnet, deren Gewinnefür drei denkbare Umweltsituationen ermittelt worden sind. Dem Eintritt der Umweltsituationenwurden subjektive Wahrscheinlichkeiten zugeordnet. Diese werden auch als a-priori-Wahrscheinlichkeiten...
Persistent link: https://www.econbiz.de/10005868319
information about thecustomer as well as about available content may be usedto match content with customer problems in order to …
Persistent link: https://www.econbiz.de/10005868627
This paper presents a new method to detect informed trading activities in the options markets.An option trade is identified as informed when it is characterized by an unusual largeincrement in open interest and volume, induces large gains, and is not hedged in the stock market.For the period...
Persistent link: https://www.econbiz.de/10005868704
We develop a new theory of international capital flows based on dispersed in-formation across individual investors …-standing asset price behavior. We introduce information dispersion into an openeconomy dynamic general equilibrium portfolio choice … model, and emphasize twoimplications for capital flows that are speci…c to the presence of dispersed infor-mation. First …
Persistent link: https://www.econbiz.de/10005868844
time series and cross-sectional information for apanel of 17 industrialized countries testing two-way fixed effects models … against pooled andrandom-effects alternatives. The cross sectional information is significant, revealing that poolingof data …
Persistent link: https://www.econbiz.de/10005869304
This paper provides an axiomatic approach to the problem of measuring the informationcontained in opportunity sets. In many choice situations, the items that can be selectedfrom an opportunity set (the objects of choice) do not coincide with the consequencesthey induce (the objects a...
Persistent link: https://www.econbiz.de/10005869347