Abstract: This paper investigates the effects of economic policy on regional specialization of China¡¯s high-tech industries for the period 1996 to 2005. Results indicate that the average level of regional specialization increases over years. Moreover, high-tech industry sector is highly...

It is well understood that the way of use of automobiles within urban areas should be reconsidered for environmental improvements, such as reduction of CO2 or energy itself. In this paper, scale effect of city size and cost advantage of railway over automobiles is examined in a simple setting...

In 2011, Japanese firms suffered great losses due to the Great East Japan Earthquake as well as Thailand floods. One of the reasons for their repetitive damages is that they depend on spatially dispersed supply chain. Basically, outsourcing becomes more attractive for final goods producers due...