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Illusive Persistence in German Unemployment

Tschernig, Rolf J.V.; Zimmermann, Klaus F - C.E.P.R. Discussion Papers - 1992

The non-stationarity of many macroeconomic time series has lead to an increased demand for economic models that are able to generate fragile equilibria. For instance, in this literature the natural unemployment rate is allowed to shift over time depending on past unemployment. Actually, many...

Persistent link: https://www.econbiz.de/10005666959

Cross-Sectional Heterogeneity and the Persistence of Aggregate Fluctuations

Michelacci, Claudio - C.E.P.R. Discussion Papers - 2004

The micro evidence indicates that small firms grow faster than big firms. I argue that this relationship between the expected growth rate of a firm and its size may provide a micro foundation for the well-known high degree of persistence of shocks to aggregate output. The logic goes as follows....

Persistent link: https://www.econbiz.de/10005114433

Extreme Correlation of International Equity Markets

Longin, François; Solnik, Bruno H - C.E.P.R. Discussion Papers - 2000

Testing the hypothesis that international equity market correlation increases in volatile times is a difficult exercise … and misleading results have often been reported in the past because of a spurious relationship between correlation and … volatility. This paper focuses on extreme correlation, that is to say the correlation between returns in either the negative or …

Persistent link: https://www.econbiz.de/10005504611

The Supermodular Stochastic Ordering

Meyer, Margaret A; Strulovici, Bruno - C.E.P.R. Discussion Papers - 2013

In many economic applications involving comparisons of multivariate distributions, supermodularity of an objective function is a natural property for capturing a preference for greater interdependence. One multivariate distribution dominates another according to the `supermodular stochastic...

Persistent link: https://www.econbiz.de/10011083601

Governance and Comovement Under Common Ownership

Edmans, Alex; Levit, Doron; Reilly, Devin - C.E.P.R. Discussion Papers - 2014

derive empirical predictions for the direction of correlation and for whether governance is stronger or weaker with multiple …

Persistent link: https://www.econbiz.de/10011084086

Increased Correlation in Bear markets: A Downside Risk Perspective

Campbell, Rachel; Koedijk, Kees; Kofman, Paul - C.E.P.R. Discussion Papers - 2002

A number of studies have provided evidence of increased correlation in global financial market returns during bear … implied correlation based on portfolio downside risk measures that does not suffer from this bias. These unbiased quantile … correlation estimates are directly applicable to portfolio optimization and to risk management techniques in general. This simple …

Persistent link: https://www.econbiz.de/10005124110