Hi y’all! Here are five stories from this week that contained a lot of neat applications of economic principles or were related to teaching:
More hospitals and medical practices have begun charging for doctors’ responses to patient queries, depending on the level of medical advice [The New York Times]
10 things to know about how social media affects teens' brains [NPR]
The BLS is updating how frequently they adjust the items in its metaphorical basket of goods and the weights they use to calculate the consumer price index [NPR Marketplace]
Ski resorts around the world are responding to wacky snowfall patterns by providing alternative activities for would-be skiers [The New York Times]
John Deere’s monopoly power on tractor repairs may be coming to an end [The Hustle]
Last week, the Treasury Department revised its list of cars that were eligible for a $7,500 tax credit and Testla immediately responded by increasing the price of their newly-eligible car by $1,000. The behavior is consistent with demand theory, but also provides some insights into the relative elasticity of electric vehicle buyers and sellers.