After entering the new millennium, the emergence and prosperity of current economic issue review is an important phenomenon in China.

Geological-economic evaluation model for pithead heap-leaching uranium deposits of hard-rock;

CCF production technology and its economic evaluation;

A discussion on economic evaluation of medium-long term exploration & production plan;

Study on system models of the coal-bed methane project economy evaluation and its application;

Analysis of economy evaluation about city power grid improvement;

Economy evaluation for investment projects and case development;

Application of cost-benefit analysis method on desulfurization project's economic assessment in thermal power plants;

The Option Character of M&A and the Corresponding Economic Assessment;

This paper addresses the progress and development of SAGD technology at home and abroad in aspects of well pattern and wellbore hydrodynamics,artificial lifting method,and economic assessment index,and points out the direction of future research in China shall focus on deep reservoir,super heavy oil and complex geology.

Realization of the economical evaluation system for GTCC inlet air cooling based on numerical integration;

Study on the economical evaluation of power construction project and the price estimates

By using the massive statistical results from the third oil-gas resource assessment of the PetroChina Limited Company,an improved model including four sub-models of geological evaluation,resources evaluation,economical evaluation and integrated optimum seeking and a set of related methods for integrative evaluation of plays were presented.