From Weight Watchers to bariatric surgery, innovations for combatting obesity abound. But which will do the most good for society and yield the best business results? Professor Regina Herzlinger discusses how to evaluate health care innovations aimed at providing solutions for obesity in her case study, “Fighting the Battle of the Bulge–Evaluating Innovations in Morbid Obesity Treatment.”
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by Robin Greenwood, Samuel G. Hanson, and Lawrence J. Jin
Recent empirical research in finance and economics has revived the idea that investor sentiment drives credit booms and busts. To explore the drivers of sentiment in credit markets, the authors model the two-way feedback between credit market sentiment and credit market outcomes. In their model the propagation of credit cycles is driven by the interplay between expectations and the refinancing nature of credit markets.
A Model of Credit Market Sentiment
Recent empirical research in finance and economics has revived the idea that investor sentiment drives credit booms and busts. To explore the drivers of sentiment in credit markets, the authors model the two-way feedback between credit market sentiment and credit market outcomes. In their model the propagation of credit cycles is driven by the interplay between expectations and the refinancing nature of credit markets.