Normally, when you have a dealer, the dealer has a-- when we talk in terms of price the dealer has an ask, which is higher than the bid.

一般来讲,当你和中间商交易的时候,如果以价格形式谈论,中间商的买入价,会比卖出价高

耶鲁公开课 - 金融市场课程节选

There are not only debt instruments that are payable in currency, but there are also indexed debt instruments that are indexed to the price level so that they give real interest rates.

债券工具,不仅仅是可以支付的货币手段,还是指数利率工具,以指数的形式表达债券的价格水平,显示出实际利率

耶鲁公开课 - 金融市场课程节选