By analyzing corpus data, we have shown that the tendencies of restricting perfective past marking to Accomplishments and Achievements and imperfective marking to Statives and Activities as described by the Aspect Hypothesis (Shirai, 1991; Andersen & Shirai, 1996), undesirable in the acquisition of various languages, are desirable in the acquisition of a language like Chinese, because these ten...

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.