background & aim: although pregnancy seems to be a pleasant experience in a women’s life, the accompanied physical and psychological changes lead to high levels of stress in mothers. prenatal stress widely affects the physical and mental health of mothers and infants; therefore, adopting appropriate coping strategies are highly required. considering the importance of coping strategies in psycho...

When planning for a new manufacturing system to produce several products over a planning horizon, firms usually face an important decision regarding how to select the optimal quantity and portfolio of product-dedicated and flexible capacities. Flexible systems may alleviate the unfavorable effects of demand uncertainties, however they require higher investment costs compared to dedicated system...

Over the years increasing sophisticated planning algorithms have been developed. These have made for more efficient planners. However, current state of the art planners still suffer from severe complexity problems, problems that can surface even in domains in which good plans are easy to generate, like the blocks world. Planners generally employ search to find plans, and planning research has i...

purpose: the rural master plan is one of the most fundamental measures implemented in iran. considering the implementation trend of these plans, their assessment is essential for rural improvement planning. the purpose of this study is to assess the physical, economic and social effects of the master plan in neyshabour county. methodology: this study is an applied study. the research method emp...

This study explores the use of influence strategies and social mechanisms by the manufacturer to achieve supplier flexibility. Major components of marketing research of previous studies related to influence strategies and measures flexibility in the supply chain context are used. This empirical study utilized 300 survey samples from senior management at Small Medium Enterprises (SME)s. Results ...