Indeed, ranks are obtained by comparing frequencies of words that occurred along the considered history (because they result from the ranking exercise), while sizes are absolute terms. Dealing with ranks allows exploiting the information brought by the speeches in the period and the implementation of...
Get economic data series that match search text. Parameters 展開資料表 NameKeyRequiredTypeDescription Search Text search_text string The words to find matching tags with. Search Type search_type string Determines the type of search to perform. Real-time Start realtime_start string The start ...
This is of course not a new endeavor, and the literature in the field of financial economics has dealt with this for several decades and has developed models that explain the differences in asset returns. Network science has however brought a new approach to the field, as it has enabled us...
In other words, measurement of aging biologically rather than chronologically leads to increasing returns for aging at the individual level, feeding into even greater increasing returns at the aggregate level. Conclusion The economic value of gains from targeting aging are large because delaying aging ...
Those that do not do so are seen as underleveraging their equity and are punished by stock markets. In the more prosaic words of Chuck Prince, former CEO of Citigroup, during an interview with the Financial Times in July 2007, “when the music is playing, you have to get up and dance...
(2010), on the other hand, find that exposure to violence predicts a posttraumatic response – but only in children showing low levels of resilience; in other words, resilience is a mediating factor of the impact of violence. Eight studies examine various factors impacting problematic substance ...
They believed that even at a higher stage of economic development if innovation cannot keep up with the speed of economic growth and the increase in technological effects is slower than the scale effect, environmental pollution may reappear (Lorente and Álvarez-Herranz, 2016). In other words,...
The sample size is 423 for monthly data and 141 for quarterly data, which raises concerns about having a “big k and small n” problem—in other words, having a large set of predictors (k) compared with sample size (n). The inspected ensemble models can suffer from the overfitting issue...
This is the first of three articles that explore the risks and opportunities for supply chain and procurement leaders during a downturn economy. Jim Bureau, CEO, JAGGAER Many wise words issued from the mouth or the pen of Jack Welch, former Chairman and CEO of General Electric, but the quote...
Democrats “have completely twisted my words,” Vance said. “Both me and my mom were victims of domestic violence. … It’s shameful for them to take a guy of my history and my background and say what I believe. It’s not what I believe. It’s not what I said. I think ...