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Benford's laws tests on S&P500 daily closing values and the corresponding daily log-returns both point to huge non-conformity
The so-called Benford's laws are of frequent use in order to observe anomalies and regularities in data sets, in particular, in election results and financial statements.
Anxiety for the pandemic and trust in financial markets
Furthermore, countries with different government responses to the pandemic have experienced different levels of mood indicators, so that countries with less strict lockdown had a higher level of optimism.
Words ranking and Hirsch index for identifying the core of the hapaxes in political texts
We discuss the resulting list of words in the light of the overall US Presidents' speeches.
A joint text mining-rank size investigation of the rhetoric structures of the US Presidents' speeches
The scientific significance of the proposed combination of text-mining and rank-size approaches can be found in its flexibility and generality, which let it be reproducible to a wide set of expert systems and text mining contexts.
