On discussing the total situation and the existing problems of solid waste classification in Beijing,this article analyses the situation of waste classification in typical community and its cost and benefit,gives some successful experience in waste classification and its important effect on future waste disposal structure in Beijing.

How to evaluate the cost and benefit of these treatments is critical.

Observation of the effect of wet healing dressing on the therapy for bedsore and analysis of cost benefit;

The marginal benefit and cost of the transferring wagon flow were analyzed; the varied cost and benefit of the two parallel lines were also analyzed quantitatively and qualitatively by cost benefit evaluation method.

based on the data from 1991to 1999,this research akopts the diverse linearity regression model to analysis the cost benefit of the two kinds of mode of feedings--state run industry and specialization.

Cost-benefit analysis of the compulsive premarital examination in relation with the control of infectious diseases;

Cost-benefit Analysis of Three Kinds of Packing Materials;

An Analysis on Protective Effect and Cost-benefit of Influenza Vaccine in Xuanwu District of Beijing;

To select antibiotics based on cost-effectiveness;

By investigating rural patients in Donglin Town,cost-effectiveness of hypertension intervention was analyzed in rural community from health economics.