Many of the basic power dynamics in society boil down to the relationship between one person—a principal—who needs another—an agent—to do something for him.

在社，多基本的权力动力学可以归纳为一个人——人——需要另一个人——代理人——为其事之间的关系。

That the agent, in this case the borrower has incentives--will have incentives--to do things that are not in the interests of the principal.

代理人，在本例是借款人，有动机去一些不符合人利益的事情。

Moral hazard can emerge in any situation where one person, the principal, is trying to get another, the agent, to behave in a certain way.

道德风险可能出现在任何一种情况下，即一个人（人）试图让另一个人（代理人）以某种方式行事。

If the behavior desired by the principal takes effort by the agent, and if the principal cannot observe the agent's actions, the agent has motive and opportunity to shirk.

如人期望的行为需要代理人付出努力，而人又无法观察到代理人的行为，那么代理人就有动机和机逃避责任。

So having both a healthcare power of attorney and a living will allows you to provide your agents and doctors with instructions on how you wish to be treated.

因此，同时拥有医疗书和生前遗嘱，使您能够向代理人及医生传达您希望接受何种治疗的指示。

So under the revenue guidance, the delegator would evaluate the principal versus agent framework to think about which entity is the principal in performing the validation activities for the blockchain.

根据收入指引，方需评估主要责任人与代理人框架，以确定在区块链验证活动，哪一方为主要责任实体。