Regulation can also create positive externalities.

监管也可以产生正外部性。

When other people are made better off that is called a positive externality.

当别人变得更好时，它被称为正外部性。

As for positive externalities. Think about education. More education is great for you.

至于正外部性，以教育为例吧。更多的教育对你来说是件好事。

It also ignores positive externalities like investments in education and health care, mental health care, family services.

它还忽略了积极的外部性， 如对教育和医疗保健、 心理保健、家庭服务的投资。

Biological activity enhanced, she says, by a very positive externality of cattle. That cow is pooping as we speak.

她说，牛的非常积极的外部性增强了生物活动。我们说话的时候那头牛在拉屎。