【作者(必填)】
Bodnar, G. M.
【文题(必填)】Wharton Survey of Derivatives Usage by U.S. Non-Financial Firms
1995 Wharton Survey of Derivatives Usage by US Non-Financial Firms
1998 Wharton Survey of Financial Risk Management by US Non-Financial Firms

【年份(必填)】
1995 1996 1998
【全文链接或数据库名称(选填)】