This study aims to investigate and explain theoretically empirically the impact of altruistic leadership on employee OCB. Furthermore, this psychological mechanisms that influence relationship. Explanatory studies are used in study. Using quantitative methods test hypotheses empirically. seeks obtain data by sending a questionnaire one Regional Apparatus Units (SKPD) Pekanbaru city, namely City...

Present paper is an attempt to estimate the impact of Economic and Geographic indicators in trade among Islamic countries according to a bilateral trade model as Gravity model, and study the relationship between Economy, Geography and Trade in this way. Fixed effect version of the panel data estimation producer with OIC member country data spanning over the 2007–2012. The result of this researc...