Empirical research on firm scale based on fuzzy neural network to listed companies of Chinese warehousing and transportation industry

Whether the scale of one industry or firm is suitable or not, this is a question that every industry or firm concerns. This paper constructs indexes of function of enterprise scale based on economic of scale, such as transaction cost, production function. Empirical research is performed in this paper on the state of development of firm scale of Chinese listed companies of warehousing and transportation industry using the fuzzy neural network. The result of this study demonstrated that firm scale of Chinese listed companies of warehousing and transportation industry was generally small.