The main purpose of this research is to investigate the influence of entrepreneurial orientation factors on entrepreneurial activity, focusing on efficiency-driven countries and using the entrepreneurial orientation as theoretical framework. Regarding the methodology, through a panel data model with secondary data has been provided by the National Entrepreneurship Survey of GEM report (Global Entrepreneurship Monitor) and attribute from Global Entrepreneurship and Development Index (GEDI) framework. Different statistical methods proposed in this research included descriptive statistics, correlation, and regression aim to demonstrate that there are statistical relation between entrepreneurial environment factors and entrepreneurial activity. Moreover, the research proposed to analyze the strength of each influencing factors within entrepreneurship environment that effect entrepreneurial activity. The longitudinal country level data will be used to examine the effect of the relationships among group of countries in different period of time.