one of the important issues in the field of organizational decisions is determine the optimal time of use the equipment. managers should take proper decision to repair, rebuild or replace the equipment, so that the greatest benefit and the least cost to the organization. in the military, moving units, items, equipment and manpower, is the part of the logistics system mission. in this regard, th...

For military children and their families, the economic news is mostly good. After a period of steady pay increases, James Hosek and Shelley MacDermid Wadsworth write, service members typically earn more than civilians with a comparable level of education. Moreover, they receive many other benefits that civilians often do not, including housing allowances, subsidized child care, tuition assistan...

historically, turkish-russian relations have been cold and distant. during the cold war, the two former rivals viewed each other with hostility. after the fall of the ussr and in the early 1990s, the grounds were paved for the improvement in the bilateral ties. even though the two states have different military and security concerns, they have established closer relations in economic and trade ...

in the decentralized international system and lack of central authority, the first objective, priority and precedence of states, is maintenance of national security and preservation of self. from the past, durable national security provision has been include ,three readily type: 1. military readily2. political readily 3. economic readily. but economic factors of national security by the end col...

urban areas formation and development are considered as the main symbols of prosperity. in the early nineteenth century, when there the global evolution was at its astonishing rate and cities, with their active economic elements, found an outstanding role, iranian society involved internal crisis. this not only ended the political and economic role of cities in important interactions off but al...