Every week I read through The Economist to pick out articles that may be useful for teaching in the classroom. I’ll be sharing some of my notes and the discussion prompts I’ve come up with in these weekly posts. For students, they can serve as guide-rails for your reading. For teachers, I hope they will be helpful for your teaching.
Consumer Price Index: “At the moment, calculating America’s consumer-price index (CPI) involves sending people into shops to note down prices. The basket is based on a survey of consumers which is updated only every three years or so.” Explain briefly how the CPI is computed.