5 Basic Principles of Economics

Thinking Like an Economist

Tag: High School Economics

  • Economic Impact of a Dragon Year: Luck vs. Reality

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    The Year of Dragon is believed to auspicious and lucky in Chinese culture. Research has found that more than the usual number of babies are born in China during Dragon Years, and that there are more marriages than usual. Then what? To recognize the end of the Year of the Dragon and the start of…

  • Understanding a Market Equilibrium: Challenges for Restaurants

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    Something seems to be happening in the US restaurant market. Lots of well-known chains are closing “under-performing” locations while others are asking for bankruptcy protection. [1] [2] [3] Even in Canada, some news items talk about restaurants offering discounts to “bring customers back” because “eating out is expensive”. This post notes that change is common…

  • Retail Sales in Canada: Benchmarks

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    Statistics Canada recently announced that Canadians spent about $66,000,000,000 at retail stores in July. What does that mean? One of the challenges with studying economics is that people quote numbers even if the audience has trouble with the context. This lack of context is especially evident in media reports which shift between related-but-different measures (e.g.,…

  • Predicting an Election (Stock Market)

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    On Tuesday night, two US politicians will talk and then some media experts will talk about what the politicians talked about. Polls suggest that the country is nearly split 50/50 about which politician is preferred. For media companies, that is great news: they can say “Stay tuned for the latest news on this small but…

  • Swiftonomics: Economic Ideas and Taylor Swift

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    Taylor Swift is accused of causing inflation. She also represents an innovative organization worth more than US$1,000,000,000. Beyond this high-level perspective on her impact, many teachers are using her career to demonstrate old economic ideas more memorably. Some instructors offer entire courses in university [1] [2] [3] [4] [5] and at the high school level.…

  • The Margins Principle

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    Economics is about behaviour and behaviour is about decisions. The margins principle is a reminder that most decisions involve concern small variations in a margin of adjustment. This idea is probably the second big lesson taught to students in their first economics course. In classes, this principle is seen in jargon such as “marginal utility”,…