Abstract Introduction: Nowadays the concept of the child welfare system is defined in different countries due to the role of government and society in providing an appropriate context for the comprehensive development of children. The main role of the child welfare system is to ensure the safety and wellbeing of children and adolescents whose families do not meet or protect their needs. Also, ...

today, the route for economic development in most countries is the same as international open competitive economy. economic institutes well known that supportive public economy belonged on the past and they may compete in the global economy. it is obvious that if they have no competitive potency or not familiar with competition technique, they may be devastated. banking system aims to collect t...

abstract: one of the most visited & important spaces in different countries by tourist are urban areas. the old tehran which major part is located in district 12 is historical showcase of the capital, but, its hiidden cultural attraction is not used as it should be. this thesis occasionally engage in studying the efficacy of correct installation of travel guide boards in welfare & easily acc...

Abstract Introduction: Nowadays the concept of the child welfare system is defined in different countries due to the role of government and society in providing an appropriate context for the comprehensive development of children. The main role of the child welfare system is to ensure the safety and wellbeing of children and adolescents whose families do not meet or protect their needs. Also, ...

Electricity plays an important role in the production of various economic sectors.  Power outages can thus impose high costs on these sectors and ultimately on economic growth and development.  The purpose of this study is to estimate the welfare losses resulting from a possible power outage in the productive economic sectors of Iran. This study was conducted in two stages using provincial pane...