The surge in international asset trade since the early 1990s has lead to renewed interest in models with international portfolio choice, an aspect that was largely cast aside when the ad-hoc portfolio balance models of the 1970s were replaced bymodels of optimizing agents. We develop the...

Die Aktienindizes erklimmen derzeit neue Höchststände, doch die Schweizer Anleger springen laut einer Studie der Universität Zürich nicht auf den "fahrenden Zug" auf. Den Schweizer Investoren wird insgesamt eine verzerrte Risikowahrnehmung attestiert.

This paper shows that in financial markets with endogenous asset supply and demand, both rational and noise traders do coexist in the long run. The finding implies that financial markets are neither informationally nor allocationally efficient. While rational traders have a consistently higher...

This paper reassesses, at the light of economic and financial theory, the well-documented recent evolution of the euro area public debt and equity markets. Doing so leads to associating the EMU and the single market with the changes in fundamentals and financial integration with convergence in...

Conventional time series analysis, focusing exclusively on a time series at a given scale, lacks the ability to explain the nature of the data generating process. A process equation that successfully explains daily price changes, for example, is unable to characterize the nature of hourly price...