Causes of the Difficulties and Their Countermeasures in Popularizing Sample Survey in Small-sized Commerce and Trade Firms

Taking sample survey as the dominant method of statistical survey is an important reform of statistical method.At present causes of the difficulties in popularizing sample survey in small-sized commerce and trade firms lie in the following:the change of economy components and interest structure,many restrictions of survey funds and traditional sample survey model,severe short register or missing register,a lack of necessary sample evaluation,and the sample survey result's failure to meet the need of the management in various levels.Therefore,it is necessary to establish a polycells system of statistical surveys,to popularize plannedly catalogue sample technique step by step,to utilize flexibly various survey methods ,and to evaluate and manage earnestly survey data.