In certain models, such as Michael Spence's job-market model, the agent can signal his type to the principal which may help to resolve the problem.
在一些模型中，例如迈克尔·斯彭斯的劳动市场模型中，代理人能够进行发送自己类型的信号给委托人方，可能有助于解决这类问题。