Hospitals play a key role in patient outcomes and spending, but efforts to improve their quality are hindered because we do not know whether hospital quality indicators are causal or biased. We evaluate the validity of commonly used quality indicators, such as mortality, readmissions, inpatient...

While health care quality has been improving on average in OECD members countries, patient safety remains a central priority for policy makers and health care leaders. A growing research body has found that PSC is associated with numerous positive outcomes, including improved health outcomes,...

Rahmenbedingungen und Herausforderungen der Krankenversicherung -- Ansätze und Bedeutung von Ratings in der Krankenvesicherung -- Funktionen und Nutzen von Ratings in der Krankenversicherung -- Verfahren, Prozesse und Methoden des Ratings von Krankenvesicherungen -- Strategie und Management...

Most previous results on determinants of inventive performance are biased because inventive performance is measured with error. This measurement error causes attenuation bias. More specifically, for example age and education as drivers of patenting success have biased coefficients and too high...

The Sharpe ratio is the most widely used metric for comparing performance across investment managers and strategies, and the information ratio is as commonly used to evaluate performance relative to a benchmark. Although it is widely recognized that non-linearities arising from the inclusion of...