Most manufacturers use human-machine systems to produce high-quality products. Dealing with human-machine systems is very complicated since not only machines should be utilized in proper condition but also appropriate environment should be provided for human resources. Most manufacturers have a maintenance plan for machines but many of them do not have a proper work-rest schedule for human reso...

 The interbank rate has a great impact on the bank's economic activities that it is one of the important instrument for central bank policy. Banks to back up their funds or liquidity demand participate in the interbank market. These change their needed or surplus liquidity based on interbank market conditions. According to this, liquidity requirements can change the central banks' monetary poli...

with the increasing population and the need for more food, as well as with the development of science and technology, human approach to unnatural and often chemical inputs to increase agricultural production has been a great expansion and problems such as increased cancers, chronic diseases has created environmental pollution. implementation of organic organic is a solution to these problems . ...

As health care delivery systems develop, and their cost - as a percentage of total society expenditure - increases, policy-makers are more and more concerned about how to control these spiraling costs. An important section of policy makers' efforts to reduce costs is concentrated on preventing wastage in the health system. While a significant part of the resource wastage is due to inefficiencie...

reinsurance is widely recognized as an important instrument in the capital management of an insurance company as well as its risk management tool. this thesis is intended to determine premium rates for different types of reinsurance policies. also, given the fact that the reinsurance coverage of every company depends upon its reserves, so different types of reserves and the method of their calc...