studying factors affect on increase of productivity (case study:saman bank).

: recently, productivity discussion has been considered in social and scientific discussions. in the extreme world of competition and growth of technology, policy makers and management consider increase of productivity as tool or as a goal occasionally (3) in this research it is intended to recognize effects factor on increase of productivity particularly factors such as providing essential needs of personnel , participation of personnel in decision making and leadership style of ,anger and some guidelines will be presented to increase productivity. this research studies three effective factors on productivity by correlation analysis. statistical community includes staff personnel occupied in central building of saman bank which have been selected randomly using by questionnaire based on their opinions. the results of research proved that considering essential needs of personnel, staff participation in decision making and leader ship style of manager can increase productivity of personnel in the workplace.