Through analyzing and calculating the six reinforced concrete floor systems in three different spans, this paper presents and discusses their economic indicators such as material consumption, construction cost, structural height, deflection, etc.

In this paper, according to the collected, sorted and checked information by various related ways, the updated ranking of the 100 tallest buildings over the world until 2004 were given, It is based on the buildings structural height.

The height structure was “revere J”, and the survival curve was likely a linear with a little protruding so that it was belonged to stable type.

Some problems about the institutional structure of technological innovation;

With the system analysis framework and from the view of system structure and incomplete contract, this paper points out the system factors, which obstruct the tradable permit policy in China, mainly result from the defect of system structure of tradable permit.

Analysis is carried out on the mechanism of tendering system and the system structure from perspective of assets right,transaction cost,principal and agent relationship of large hydroelectric power construction project.

With the system analysis framework and from the view of system structure and incomplete contract,this paper points out the system bottle-neck,which obstructs the tradable permit policy in China,mainly results from the defect of system structure of tradable permits.

Credit, science credit and its institutional structure;

On the Relationship between the Institution and the Economic Growth and Its Role in the Establishment of Institutional Structure;

History origin of the village class finance management system,development process and system frames of the village class accountant principal-agent institution were describe in this paper,by making use of law and correlative theories with the new institutional economics,the institutional structure,the institutio.