| Resent years, the issue that building Xian-centered big Guan Zhong economic area which break the administrative distribution and will become the regional economic zone ranked with Cheng Yu economic zone as well as Central plains economic region is highly favored. The NDRC, the State Council west development Office and the People's Government of Shan Xi Province specially held a discussion about it. Meanwhile, listed companies in an area are closely related with the location of those areas, as main component part of socialist market economy, listed companies play a tremendous role in promoting the development of their located economic regions. Based on the theories of investing-financing and national economic accounting, the paper comes to a conclusion that those listed companies in Guan Zhong area make a little contribution to the GDP according to added value accounting of listed companies. Then from the special investing-financing function of listed companies, the paper fully explains the reason why there exist such a thing, provides theory foundation for the development of the characteristic listed companies to drive up economic growth and making Guan Zhong area become interregional economic zone ranked with Cheng Yu economic zone as well as Central plains economic region.By employing the authentic proof research, the paper analyses the reasons of the little contribution to the GDP by listed companies. From the conclusion of proof research, a discovery is made that the equity financing and debt financing of listed companies do not spur the regional economic development. The paper attributes its reason to the small scale and number of listed companies and the problem of internal management. As Creditors, those financial institutions such as banks do not exercise their supervising functions which make many listed companies through long period higher capital debts under the restriction of line of refinancing to satisfy then-Substantial Shareholder, thus resulting in the severe slowdown. According to further authentic proof research, the factors affect Guan Zhong economic development are listed as follows: the main business of listed companies is not very distinctive and lack of competitive advantage; their ability of making profit is very poor; they can not transfer the resource advantage into economy advantage. Based on the statistics about Guan Zhong regional economy and listed companies, the paper adopt the methods such as simultaneous equation estimate and according the study, the paper advances useful proposals in order to effectively promote the development of listed companies as well as the regional economic growth. |