Group decision quality, conscientiousness and competition

Quality of decision making and group norms.

Two studies investigated the impact of group norms for maintaining consensus versus norms for critical thought on group decisions in a modification of the biased sampling paradigm (G. Stasser & W. Titus, 1985). Both studies showed that critical norms improved the quality of decisions, whereas consensus norms did not. This effect appeared to be mediated by the perceived value of shared and unsha...

Does Competition Kill? Hospital Quality and Competition

We seek to estimate the effects of competition for both Medicare and HMO patients on the quality decisions of hospitals in Southern California. We find that increases in the degree of competition for HMO patients decrease risk-adjusted hospital mortality rates. Conversely, increases in competition for Medicare enrollees are associated with increases in risk-adjusted mortality rates for hospital...

Competition and Illicit Quality

Working papers are in draft form. This working paper is distributed for purposes of comment and discussion only. It may not be reproduced without permission of the copyright holder. Copies of working papers are available from the author. Competition among firms can have many positive outcomes, including decreased prices and improved quality. Yet competition can have a darker side when firms can...

Quality and Quantity Competition

Quality Disclosure and Competition

We analyze costly quality disclosure with horizontally differentiated products under duopoly and monopoly, and characterize the effect of competition on disclosure and welfare. We show that expected disclosure is higher under monopoly than under duopoly, and the welfare comparison depends on the level of disclosure cost: when the disclosure cost is low, welfare is higher under monopoly than duo...