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  • September 2008
  • Article

Firm Heterogeneity and Credit Risk Diversification

By: Samuel G. Hanson, M. Hashem Pesaran and Til Schuermann
This paper examines the impact of neglected heterogeneity on credit risk. We show that neglecting heterogeneity in firm returns and/or default thresholds leads to under estimation of expected losses (EL), and its effect on portfolio risk is ambiguous. Once EL is... View Details
Keywords: Volatility; Credit; Investment Return; Outcome or Result; Risk and Uncertainty; Loss; Diversification; Complexity; United States
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  • August 2003 (Revised August 2024)
  • Case

Fighting the Battle of the Bulge—Evaluating Do Good/Do Well Innovations in Morbid Obesity Treatment

By: Regina E. Herzlinger and John McDonough
Many health care innovations appear successful; but fail. This is the first case in the Innovating Health Care course that investigates how to create successful health care innovations. It is part of the first module in the course. This module focuses on how to... View Details
Keywords: Three Pillars; Industry Analysis; Health Care and Treatment; Innovation and Invention; Innovation and Management; Medical Specialties; Health Industry
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