Guttmacher Institute/IUSSP fertility, then a regression equation to predict TARs can be set up with easily obtainable data. The simplified equation seems to fit developed countries better than developing countries, because additional factors (such as traditional method use, unmet need for contraception, education, urban-rural residence, sexual activity and contraceptive use among unmarried wome...

today, cancer is the main reason of the 12 % of mortality around the world. it is the second most important reason of death in the developed countries and the third most important one in the developing countries. the frequency of cancer cases in the developed countries is much higher than that of the developing countries, but statistics signify that the rate of cancer incidence is increasing fa...

Aggregate planning (AP) is a crucial step of the production planning procedure. It is the process by which a company determines optimal levels of capacity, production, subcontracting, and inventory for its long term planning. This paper presents a comparative analysis related to the impact of social and economic factors on building reliable aggregate plans for companies operating in an internat...

in almost all countries around the world (developed as well as developing countries) the public sector economics has been growing very rapidly and caused the share of government expenditures in gdp to rise over time. although in recent years, especially from the end of 1980, for different reasons especially privatization the trend of public sector growth has been slowed, but the factors behindt...