盈透證券Industry Regulatory Authority, FINRA)与美国证券投资人保护组织(Securities Investor Protection Corporation, SIPC)会员,提供股票、期權、期貨、期貨轉換現貨交易(Exchange of Futures for Physicals
簡明英語Plain English Handbook"(页面存档备份,存于互联网档案馆), U.S. Securities and Exchange Commission (SEC), Office of Investor Education and Assistance, (August 1998) Flesch