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Dynamic topic modelling for cryptocurrency community forums
Linton, Marco; Teo, Ernie Gin Swee; Bommes, Elisabeth; … - 2016
connected with big events in the cryptocurrency universe. Furthermore, the predictive power of these techniques are investigated …
Persistent link: https://www.econbiz.de/10011572071
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The impact of ICT investments on the relative demand for high-medium-, and low-skilled workers : industry versus country analysis
Schneider, Dorothee - 2010
In this paper I analyze the effects of information and communication technology (ICT) on compensation shares of high-, medium-, and low-skilled workers. Com- pared to other studies, I investigate this question using a considerably richer data set with respect to the length of time series, set of...
Persistent link: https://www.econbiz.de/10003953009
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Regulation and investment in network industries : evidence from European telecoms
Grajek, Michał; Röller, Lars-Hendrik - 2009
We provide evidence of an inherent trade-off between access regulation and investment incentives in telecommunications … accommodates: different investment incentives for incumbents and entrants; a strategic interaction of entrants' and incumbents … investment. Thus promoting market entry by means of regulated access undermines incentives to invest in facilities …
Persistent link: https://www.econbiz.de/10003871767
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Working time as an investment? : The effects of unpaid overtime on wages, promotions and layoffs
Anger, Silke (contributor) - 2005
overtime work in Germany. We look at the future consequences for overtime workers, and therefore investigate the investment … of job loss. Therefore, we find only partial evidence for the investment character of unpaid overtime. -- overtime …
Persistent link: https://www.econbiz.de/10003148200
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Comparability effects of mandatory IFRS adoption
Cascino, Stefano; Gassen, Joachim - 2012 - This version: December 2011, First version: September 2008
of mandatory IFRS adoption on the comparability of financial accounting information around the world. Using two …
Persistent link: https://www.econbiz.de/10009487339
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Goodness-of-fit test for specification of semiparametric copula dependence models
Zhang, Shulin; Okhrin, Ostap; Zhou, Qian M.; Song, … - 2013
statistics, so that the resulting test will make a desirable test power among the involved tests. This hybrid method is …
Persistent link: https://www.econbiz.de/10009789426
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Time varying hierarchical archimedean copulae
Härdle, Wolfgang; Okhrin, Ostap; Okhrin, Yarema - 2010
There is increasing demand for models of time-varying and non-Gaussian dependencies for mul- tivariate time-series. Available models suffer from the curse of dimensionality or restrictive assumptions on the parameters and the distribution. A promising class of models are the hierarchical...
Persistent link: https://www.econbiz.de/10003953027
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The labor share : a review of theory and evidence
Schneider, Dorothee - 2011
Persistent link: https://www.econbiz.de/10009349127
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On the timing of climate agreements
Schmidt, Robert C.; Strausz, Roland - 2014
A central issue in climate policy is the question whether long-term targets for green- house gas emissions should be adopted. This paper analyzes strategic effects related to the timing of such commitments. Using a two-country model, we identify a redistributive effect that undermines long-term...
Persistent link: https://www.econbiz.de/10010402948
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Can crop yield risk be globally diversified?
Liu, Xiaoliang; Xu, Wei; Odening, Martin - 2011
In 2007 and 2008 world food markets observed a significant price boom. Crop failures simultaneously occurring in some … of the world's major production regions have been quoted as one factor among others for the price boom. Against this …
Persistent link: https://www.econbiz.de/10008905982