http://172.19.1.196:8983/solr/secweb/select?q=Open-minded perfect OR "open-minded perfect" OR "Broad-minded flawless" OR "Broad-minded ideal" OR "Tolerant flawless" OR "Tolerant ideal"&wt=json&indent=true&facet=true&facet.field=key_filetype&facet.field=key_sitemap&facet.field=system_name&facet.field=key_keywords&hl=on&hl.fragsize=200&hl.fl=id,title_th,searchcontent_th&defType=edismax&qf=searchcontent_th&qf=id&qf=title_th^1000000&pf=title_th~5^1&pf=searchcontent_th~5^10000&ps=2&mm=100&qf=title_th_default&start=1150&rows=10
four times higher than the previous year. At the end of 2007, the open interest of all series of SET50 Index Futures was 13,609 contracts (Figure 6).
Non-institutional investors were the major