Advantages of cost benefit analysis (CBA) in public investment projects in Vietnam

This method have been using in many developed countries since 1930s but it seems unpopular in some developing countries. Besides, it will provide readers with the general picture of public investment in Vietnam in the period of 2011- 2018. Base on this foundation, this article will also discuss the need for applying Cost-Benefit Analysis to the public investment project appraisal and selection in the country.