Showing 1 - 10 of 2,751
Purpose - The present research aims to examine a range of momentum trading strategies for the tourism and hospitality sector. Design/methodology/approach - The paper followed the methodology of Jegadeesh and Titman (1993) to construct the portfolios. In this methodology, all portfolios were...
Persistent link: https://www.econbiz.de/10013330980
The Baker and Wurgler (2006) sentiment index purports to measure irrational investor sentiment, while the University of Michigan Consumer Sentiment Index is designed to largely reflect fundamentals. Removing this fundamental component from the Baker and Wurgler index creates an index of investor...
Persistent link: https://www.econbiz.de/10011312208
Sentiment indices based on investor sentiment surveys attempt to measure the stock market sentiment. The literature on these indices focusses mainly on whether investor sentiment influences the financial markets or not. But the term “sentiment” has never been defined in the literature....
Persistent link: https://www.econbiz.de/10010197018
News carry information of market moves. The gargantuan plethora of opinions, facts and tweets on financial business offers the opportunity to test and analyze the influence of such text sources on future directions of stocks. It also creates though the necessity to distill via statistical...
Persistent link: https://www.econbiz.de/10010471736
Access to medicines at prices patients can afford has been a recurrent concern for the global community ever since the Agreement on Trade Related Aspects of Intellectual Property (TRIPS) was adopted in 1995 as one of the agreements under the World Trade Organization (WTO). In 2001, WTO Members...
Persistent link: https://www.econbiz.de/10012316008
Recent outbreaks of infectious pathogens such as Zika, Ebola, and COVID-19 have underscored the need for the dependable availability of vaccines against emerging infectious diseases (EIDs). The cost and risk of R&D programs and uniquely unpredictable demand for EID vaccines have discouraged...
Persistent link: https://www.econbiz.de/10012834687
We apply machine-learning techniques to predict drug approvals using drug-development and clinical-trial data from 2003 to 2015 involving several thousand drug-indication pairs with over 140 features across 15 disease groups. To deal with missing data, we use imputation methods that allow us to...
Persistent link: https://www.econbiz.de/10012901829
In this article, I describe my approach to dealing with the challenges and opportunities of synchronous online teaching during the Fall semester of 2020 in the specific context of a 90-student graduate course in healthcare finance at the MIT Sloan School of Management
Persistent link: https://www.econbiz.de/10014361516
Using data for the 1978-2008 period, this study presents evidence for cointegration between securitized (NAREIT) and direct (NCREIF) total return indices. Cointegration between the indices indicates that REITs and direct real estate are substitutable in the portfolio of a long-horizon...
Persistent link: https://www.econbiz.de/10003970466
We revisit the apparent historical success of technical trading rules on daily prices of the DJIA index from 1897 to 2011, and use the False Discovery Rate as a new approach to data snooping. The advantage of the FDR over existing methods is that it selects more outperforming rules which allows...
Persistent link: https://www.econbiz.de/10003961414