1688 ETFS穀物上場投資信託の概要 JPX資料 http://www.jpx.co.jp/equities/products/etfs/issues/files/1688-j.pdf 指数の構成 https://data.bloomberglp.com/indices/sites/2/2017/06/BCOM-Methodology-July-2017_FINAL.pdf Ticker BCOMGR. The index is a …