Showing 1 - 10 of 321
We introduce a new text-mining methodology that extracts sentiment information from news articles to predict asset … minimal assumptions. In our empirical analysis, we text-mine one of the most actively monitored streams of news articles in …
Persistent link: https://www.econbiz.de/10012480131
The substantial fluctuations in oil prices in the wake of the COVID-19 pandemic and the Russian invasion of Ukraine have highlighted the importance of tail events in the global market for crude oil which call for careful risk assessment. In this paper we focus on forecasting tail risks in the...
Persistent link: https://www.econbiz.de/10014544801
We propose a novel Bayesian Graded Response Model (BGRM) for food security measurement. Our BGRM has several attractive features. It produces continuous food security estimates and measures of estimation uncertainty at the household level. Unlike the USDA's official measurement model, the BGRM...
Persistent link: https://www.econbiz.de/10014544738
We propose an approach to measuring the state of the economy via textual analysis of business news. From the full text … demonstrate that these text-based inputs accurately track a wide range of economic activity measures and that they have …
Persistent link: https://www.econbiz.de/10012479172
of administrative records or by using (as we do) new methods of data generation such as text mining are now common. New …
Persistent link: https://www.econbiz.de/10012479239
A key challenge for research on many questions in the social sciences is that it is difficult to link historical records in a way that allows investigators to observe people at different points in their life or across generations. In this paper, we develop a new approach that relies on millions...
Persistent link: https://www.econbiz.de/10012480171
The solar industry in the US typically uses a credit score such as the FICO score as an indicator of consumer utility payment performance and credit worthiness to approve customers for new solar installations. Using data on over 800,000 utility payment performance and over 5,000 demographic...
Persistent link: https://www.econbiz.de/10012480230
Using a novel database that tracks web traffic on the SEC's EDGAR servers between 2004 and 2015, we show that mutual fund managers gather information on a very particular subset of firms and insiders, and their surveillance is very persistent over time. This tracking behavior has powerful...
Persistent link: https://www.econbiz.de/10012452920
High skilled workers gain from face to face interactions. If the skilled can move at higher speeds, then knowledge diffusion and idea spillovers are likely to reach greater distances. This paper uses the construction of China's high speed rail (HSR) network as a natural experiment to test this...
Persistent link: https://www.econbiz.de/10012453177
A pre-specified set of nine prominent U.S. equity return anomalies produce significant alphas in Canada, France, Germany, Japan, and the U.K. All of the anomalies are consistently significant across these five countries, whose developed stock markets afford the most extensive data. The anomalies...
Persistent link: https://www.econbiz.de/10012453902