Abstract The purpose of this article is to present a system dynamics (SD) model for studying the ‎interconnections among human being weight, eating habit, exercise, body fat, take-in medication, drugs-uses, and the health problems in general. Due to the fact that all of these factors have direct and indirect impacts on the expenses that insurance company have to pay this author is proposing a ...

This paper studies the effects of health shocks on the demand for health insurance and annuities, along with precautionary saving in a dynamic life-cycle model. I argue that when the health shock can simultaneously increase health expenses and reduce longevity, rational agents would neither fully insure their uncertain health expenses nor fully annuitize their wealth because the correlation bet...

abstract- iran achieved its self-sufficiency goal in wheat production a few years ago, perhaps at the expense of decreasing the production of other grains specially barley as stated by critics in the country. considering the dependency of wheat and barley markets on each other, policy preference functions were estimated separately for each market. incorporating political weights, a game theory ...

• This Issue Brief examines the cost of health insurance and health care expenses in retirement. It examines recent trends in private-and public-sector retiree health benefits and the impact of these trends on current and future retirees. It also presents options that retirees currently have to supplement the Medicare program, and provides estimates of how much those options will cost current a...