汉语时间指示语先用和反先用的经济阐释

指示语具有先用和反先用的特点。以往研究大多数限于对先用和反先用的具体使用场合进行描写，未能揭示其内在原因。从经济原则的角度对汉语时间指示语先用和反先用现象的内在动因进行分析发现，先用还是反先用主要取决于如何在保证取得最大交际效果的同时相对最为省力。

Pre -emptiveness and Anti -pre -emptiveness of Chinese Time Deictic： From the Perspective of Economy Principle

Deictics or deictic expressions possess the nature of pre - emptiveness and anti - pre - emptiveness. Most studies in the past just serve as a presentation of various situations where pre - emptiveness and anti - pre - emptiveness happen and fail to point out the cognitive motivation underlying those phenomena. By investigating the inner motive of both the pre - emptive and anti - pre - emptire usages of Chinese time deictics from the perspective of economy principle, it is found out that both of them depend on how to achieve maximum communicative effect with the lest efforts.