Study on the Boundary of Informatization Level

In the years of fast IT growth,informatization in economy and social life has become the key point,which has promoted the growth of economy,for a country,a region or a city.The study on the relationship between the informatization level and economic growth has become a hot field in information economics.In this thesis,analysis and comparison are given to the existing measurement methods of informatization level about their merits and faults,By using Granger Causality to test the relationship between the index of informatization level and economic growth and with analysis and induction to the results,Careful analysis is also made to the relationship between this relationship and the developing level of informatization and empirical analysis is done to prove the boundary theory of informatization level.