Collection of water rate for agricultural use, the necessary requirements of developing water commodity economy;

Economic cooperration Integrated and The development of commodity economy of The Six Dynasties;

On Bakuhan system and commodity economy in the earlier Edo Age of Japan;

However the highly developed commercial economy changed social values and resulted in gorgeous clothing and adornment after the middle of Ming Dynasty.

This paper probes into the reasons of foreign trade development in Song Dynasty from three aspects of the development of commercial economy,the sci-tech progress and the foreign trade policy.

The commercial economy in the field of agriculture gained the great development during the Ming and Qing Dynasties sueh as grain growing,planation of the econpmic crops,husbandry,forestry and so on.

Dealer-Distributor Systematic Optimization of QX Com. Ltd;

The supply exceeding the demand and the market environment full of sharp competition make it very important for tyre production enterprises to work out the dealers policies.

This article studied the optimization on the inventory and service quality of a logistic enterprise (dealer) in an automobile supply chain end which is how to reduce the cost of the stock and improve service quality.