We study the effect of physician incentives in an HMO network. Physician incentives are controversial because they may … induce doctors to make treatment decisions that differ from those they would chose in the absence of incentives. We set out a … suggestive evidence that financial incentives linked to commonly used "quality" measures may stimulate an improvement in measured …

the provision of incentives. Unlike previous papers, we use a direct measure of seniority-based pay as well as measures of … incentives. They are also less likely to invest in monitoring devices. We also find that firms that offer seniority-based pay are … these results suggest that seniority-based pay is indeed used as a motivation device. …