Is Quantity Theory Still Alive?

Beta Is Still Alive!∗

This paper investigates whether beta can predict the expected return after controlling for the beta instability resulting from shift in the covariance structure. Such a shift is driven by idiosyncratic volatility’s clientele effect: speculative investors prefer stocks with high idiosyncratic volatility. Consequently, these stocks tend to have low future returns from overpricing, and high beta b...

Gestalt Theory in Italy – Is It Still Alive ?

In writing about the present status of Gestalt psychology in Italy, a reference to the picture of it recently published by Ian VERSTEGEN (2000) is a ‘must’. He concludes his paper with the statement: “Psychology in Italy by the 1990s had been completely internationalised and ‘Americanized’. There is no fourth generation of Italian Gestalt psychology of which we may speak”. It is my impression t...

Comparative psychology is still alive but may be losing relevance.

Greenberg et al., in their perspective on the current state and fate of comparative psychology, present convincing data that the field is viable and that comparative psychologists are making important contributions to the research literature. The central feature of the field is its emphasis upon evolution. This is also its weakness since advances in genetic techniques permit researchers to crea...

50 Years Old and Still Alive: Eigenproblems

Game Theory, Alive

s: Speakers should submit abstracts on the easy-to-use interactive Web form. No knowledge of LATEX isnecessary to submit an electronic form, although those who useLATEX may submitabstracts with such coding, and all math displays and similarily coded material (such as accent marks in text) must be typeset inLATEX. Visit www.ams.org/cgi-bin/abstracts/abstract.pl/ . Questio...