For the services these dating dot.coms offer look much like some of those offered by our Matchmaker Li.
因为这些约会网站提供的服务与李媒婆提供的看起来很是相同。
In the first two cases we assume that the agent can only register to one matchmaker in the same time, that is to say the services provided by the matchmakers are exclusive.
其中前两种市场中，消费者只能在同一时间注册于一个中介者，即两个中介人提供的服务是相互排它的。
In the first two cases we assume that the agent can only register to one matchmaker in the same time, that is to say the services provided by the matchmakers are exclusive.
其中前两种市场中，消费者只能在同一时间注册于一个中介者，即两个中介人提供的服务是相互排它的。
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