分类：商业/理财-个人理财
问题：哪位金融及英语高手帮忙解释一下这题啊！Atraderownsgo 
A trader owns gold as part of a long-term  portfolio. The trader can buy gold for $450 per ounce and sell it for $499 per ounce. The trader can borrow funds at 5.85% per year and invest funds at 4.88% per year (both with continuous compounding). For what range of 1-yeaA trader owns gold as part of a long-term  portfolio. The trader can buy gold for $450 per ounce and sell it for $499 per ounce. The trader can borrow funds at 5.85% per year and invest funds at 4.88% per year (both with continuous compounding). For what range of 1-year forward prices of gold does the trader have no arbitrage opportunities?
回答：我不是学习金融的,所以我只是看的字面意义,希望再加上你的专业知识,可以解决掉它啊!!
  一个商人拥有黄金(作为了一个长期的投资总额),这个商人以450/盎司买进而以499/盎司卖出,这个商人能够以5.85%的利率借得资金而投资回报率为4.88%(两者长期混合),问题:对于这个商人而言,黄金一年的期货价格在什么变化范围内,他没有套利？
希望对你有帮助!!!!