The paper discusses two important trends that have shaped research in the economic sciences over last decades. first one is growing interdisciplinarity of research. second impact technological changes on sciences. presents author’s systematization these problems.

abstract government size plays a vital role in the economic development process. therefore, in this study, the existence of a non-linear relationship between government size and economic growth was investigated using the two-sector production function developed by ram (1986). the data, covering 44 years (1961-2005), were collected from the iranian economic information center. two classification...