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By distinguishing the uncertainty of base earnings ratio and traffic flow, the paper establishes an economic evaluation model for highway projects, which is based on the probability analysis and the Monte Carlo random sampling technology. The application of this model was specified using a preliminary assessment of a highway project case. The results of the case study show that the pre-tax and the...
Since 1978 of reform and opening up policy, China's economy achieved an average annual 9.67 % growth rate. It's well known as the "China miracle". What are the factors relating to China's economic miracle? Taking such basic conditions as natural resource, human capital and R&D, China has no obvious advantage which compared to other countries. In recent years, more and more scholars think...
The global economic was attacked with Financial Tsunami, and is still in great turmoil today. The major causes must include over-expansion of financial derivative instrument. The nature of financial derivative instrument is positive. According to the existing theories, systematic risk monitor indexes are built and transferred into layer-structured model of AHP by certain intrinsic mechanism, and moreover,...
In this paper, some counter-examples are given to analyze deeply several common easily confused basic concepts and theories in unary function calculus. Through the examples, it can seen that we must truly understand the basic concepts of advanced mathematics. In order to learn higher mathematics better; it needs us to have a deep understanding about the concept in unary function calculus. In this...
Safety producing behavior of construction enterprises is the main step and measure to prevent and control the accidents, and has been in a continuous improvement process. This paper, proposes three stages for the improvement of the safety producing behavior of construction enterprises, systematic studies the external environment and internal economic momentum to improve the safety producing behavior,...
Project manager’s speculation behaviors can be relieved by monitoring or incentives. Through mathematical models and game theory, this paper analyzes the optimal incentive contracts between enterprises and their project managers under asymmetric information condition in order to solve the problems in establishing incentive mechanism for project managers. Supervision mechanism is introduced and analyzed...
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