Applied Mechanics and Materials Vols. 501-504

Abstract: A new concept has been put forward in the code of bills of quantities and valuation for construction works 2013, that is rate of variability for tender sum (RVFTS). This paper concentrates on the conception of the rate through the code and explores the application in combine with a practical project. Then a discussion about the influences of the bills of quantities (BQ) for tendering, the tender sum limit and the bid price is present. Finally, a conclusion can be extracted that the rate actually protects the employers benefit and makes the contractor in a disadvantageous position.

Abstract: This paper gives the complex networks chaos modle on real estate investment systems and brings attention to Chaos synchronizati -on between real estate investment drive system and economic increase response system .The sufficient conditions for achieving the synchroni -zation of two systems are derived based on Lyapunov stability theory .