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than by GARCH type volatility estimates. The t-DCC estimation procedure is applied to a portfolio of daily returns on …-DCC specification. The t-DCC model also passes a number of VaR diagnostic tests over an evaluation sample. The estimation results … suggest a general trend towards a lower level of return volatility, accompanied by a rising trend in conditional cross …
Persistent link: https://www.econbiz.de/10013316934
Traders in global markets operate at different local times-of-day. Suboptimal times-of-day may produce sleepiness due to daily variations in sleep/wake patterns and possibly also increased accumulation of hours awake. Global asset markets imply significantly increased heterogeneity in circadian...
Persistent link: https://www.econbiz.de/10012947730
This paper is concerned with testing the time series implications of the capital asset pricing model (CAPM) due to Sharpe (1964) and Lintner (1965), when the number of securities, N, is large relative to the time dimension, T, of the return series. In the case of cross-sectionally correlated...
Persistent link: https://www.econbiz.de/10013107698
paper offers a solution to this disagreement, suggesting that volatility carries a positive direct effect, but also a … volatility is then ambiguous. The paper reveals the underlying endogeneity of government size in a balanced panel of 95 countries … increase of volatility lowers growth by up to 0.57 percentage points in a democracy, but raises growth by 1.74 percentage …
Persistent link: https://www.econbiz.de/10013071293
We investigate wage differences between newly hired and incumbent employees. We show in a formal model that when employees care for wages as well as match-specific utility, incumbents earn less than new recruits if and only if firm-specific human capital is not too important. The existence and...
Persistent link: https://www.econbiz.de/10013129084
flexible and non-flexible jobs. Estimation results show that more than one third of women place positive value to flexibility …
Persistent link: https://www.econbiz.de/10013146468
transitions, and this allows for estimation of the degree of search frictions. The firm data are informative on labor productivity …
Persistent link: https://www.econbiz.de/10013319882
What is the relationship between economic growth and its volatility? Does political instability affect growth directly … or indirectly, through volatility? This paper tries to answer such questions using a power-ARCH framework with annual … and legislative changes) has an indirect (through volatility) negative impact. We also find preliminary support for the …
Persistent link: https://www.econbiz.de/10012766848
business cycle volatility, hinting at a stabilizing effect of public employment, while public wages correlate weakly and … positively with business cycle volatility, hinting at a destabilizing effect of public wages. To explain these relationships, we …
Persistent link: https://www.econbiz.de/10012989839
proposed. The expression for a modified likelihood function is obtained for estimation and inference in a fixed-T context …. Using a bias-corrected likelihood approach makes it possible to reduce the estimation bias to a term of order 1/Tᄇ. The …
Persistent link: https://www.econbiz.de/10013148328