This Little-Known Trick Will Help You Think Like an Economist - Bloomberg

When it comes to “thinking like an economist,” the usual ideas are about supply and demand, prices and incentives, and opportunity cost. That is all well and fine, but there is another important yet neglected component of the economic way of thinking: an intuitive understanding of the size of gross domestic product, and a preference for assessing magnitudes as a fraction of GDP.

While economics has a reputation for being pessimistic (“the dismal science”), most economists I know are pretty optimistic, and tend to see most systems as being robust. In part this is because they have some understanding of the size of the U.S. GDP — about $23 trillion, with plenty of GDP in many other countries as well.

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This Little-Known Trick Will Help You Think Like an Economist - Bloomberg
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