在双方合同建立时，构成买方私人类型的是他对商品价值的不完全信息，并且卖方可以向买方披露关于商品价值的额外信息。

At the time of contracting, the buyer's private type is his incomplete private information about his value, and the seller can disclose additional private information to the buyer.

youdao

F.D. stands for full disclosure -this is a SEC regulation.

.D.是指公司财务信息的完全披露,这是证交会的一项规定

耶鲁公开课 - 金融市场课程节选