Research on the problems of developing county's economic in undeveloped and remote area. Research on the problems of developing county's economic in undeveloped and remote area 并列题名：Research on the problems of developing county's economic in undeveloped and remote area lao shao bian qiong di qu xian yu jing ji fa zhan wen ti yan jiu/: research on the problems of developing county's economic in undeveloped and remote area, Lao shao bian qiong di qu xian yu jing ji fa zhan wen ti yan jiu/: Research on the problems of developing county's economic in undeveloped and remote area,