abstract background: end-to-side esophagojejunostomy has almost always been associated with some degree of dysphagia. to overcome this complication we decided to perform an end-to-end anastomosis and compare it with end-to-side roux-en-y esophagojejunostomy. methods: in this prospective study, between 1998 and 2005, 71 patients with a diagnosis of gastric adenocarcinoma underwent total gastrect...

The main challenge for any insurer/reinsurer has proved to be underwriting major refinery/Petrochemical risk. Insurers have already considered process risk management measures while accepting and evaluating the risks all over the world. Erstwhile petrochemical tariff was adopting experiencing methodology as basis for premium calculation in Iran. In the present de-tariff scenario decisions will ...

This article deals with the role of insurance for damages from catastrophic events. Prior to the attack of September 11, 2001, insurers typically provided coverage for losses from terrorism and those from almost all other causes. These causes were thought by the industry to be of sufficiently low probability and were not a reason for making changes in premiums, underwriting, or reserves. In tim...

BACKGROUND Motor third party insurance was established in Uganda in 1989 as a social policy to protect motorists and other road users (third parties) in the event of an accident. However, reports show that only a few motorists filed claims to their insurers for compensation despite being involved in road traffic accidents. OBJECTIVE To establish whether motorists' awareness has an influence o...

This paper deals with the role of insurance for damages from catastrophic events. Prior to the attack of September 11, 2001, insurers typically provided coverage for losses from terrorism and those from almost all other causes. These causes were thought by the industry to be of sufficiently low probability and were not a reason for making changes in premiums, underwriting, or reserves. In times...

This paper shows how in Medicare Part D insurers' gaming of the subsidy paid to low-income enrollees distorts premiums and raises the program cost. Using plan-level data from the first five years of the program, I find multiple instances of pricing strategy distortions for the largest insurers. Instrumental variable estimates indicate that the changes in a concentration index measuring the mani...

The paper examines the nature of health insurance contracts when insurance companies pool highand low-risk individuals. In a spatial product differentiation model, the normal forces of competition induce quality provision, but selection incentives induce insurers to under-provide quality. To offset selection incentives, the government can reimburse some of the insurers’ costs. However, such a s...

T LEAST 120 million people in .A the United States today have some form of voluntary medical care insurance. This protection against the costs of hospital and medical care is provided by varied types of insurance. Some segments of the population are covered by more than one type-usually for different benefits but sometimes for the same benefit. The four generally recognized categories of insure...

Health insurance is potentially subject to risk selection, i.e. adverse selection on the part of consumers and cream skimming on the part of insurers. Adverse selection models predict that competitive health insurers can eschew high-risk individuals by o¤ering contracts with low deductibles or copayment rates, while attracting low-risk individuals with higher copayments, resulting in a separati...