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Swedish Twin Registry
The Swedish Twin Registry, managed by Karolinska Institutet is the largest of its kind and has become an invaluable resource for medical research. The Registry was established in the 1960s and contains information about ...
Berliner-Börsen-Zeitung
The Berliner Börsen-Zeitung, also known as BBZ, was a daily newspaper published twice a week as a morning and evening edition in Berlin from 1855 to 1944 over a span of 89 years, five wars and four forms of government.
Impact of public news sentiment on stock market index return and volatility
(2021-10-11)
Recent advances in natural language processing have contributed to the development of market sentiment measures through text content analysis in news providers and social media. The effectiveness of these sentiment variables ...
The Value of Firm Networks: A Natural Experiment on Board Connections
(2021-08-03)
We present causal evidence on the effect of boardroom networks on firm value and compensation policies. We exploit a ban on interlocking directorates of Italian financial and insurance companies as exogenous variation and ...
Time-varying granger causality tests for applications in global crude oil markets: A study on the DCC-MGARCH Hong test
(2021-10-14)
Analysing causality among oil prices and, in general, among financial and economic variables is of central relevance in applied economics studies. The recent contribution of Lu et al. (2014) proposes a novel test for ...
Momentum-managed equity factors
(2019-07-22)
Managed portfolios that exploit positive first-order autocorrelation in monthly excess returns of equity factor portfolios produce large alphas and gains in Sharpe ratios. We document this finding for factor portfolios ...