The application of unascertained expectation in decision of the investment scheme;

This paper researches at the decision-making problem of the portfolio investment scheme.

Risk evaluation model of bidding schemes based on grey decision and rough sets for BOT projects;

Excellent combination model of investment projects;

Combining an example how to make an analysis of investment project at the condition of price fluctuation is discussed in this paper.

Using analytic hierarchy process integrating MATLAB/GUI interface to programme and getting the result of the investment project appraisal by illustrating the appraisal of automotive enterprise′s three projects of punch line′s investment.

Based on the properties of entropy, this paper quantifies and combines the intrinsic information generated by investment proposals with subjective information which is based on the decision-maker s experienced judgement to find a set of numbers, investment proposals ranked and selected by the set of numbers.

This paper describes a multi-index economic evaluating method for investment proposals .

This paper emphatically briefs principal characteristics of one of the bidding plans of this bridge,and states the design guidelines,overall lay-out,structural system,computation of main spans,collision defense design of main piers.

Combined with the general planning of a college library,through the analysis of the general situation of library,creating goal,unit design, column grid design,fire preventing design and technical and economic index,it makes out the bidding plan of the library,so as to make the library present its own cultural features and its leading role.