Robert Giffen was a economist and statistician born in Strathaven Scotland in 1837. He is most famous for his "Paradox". Giffen noted in 1890 an exception to the law of demand, certain goods demand rise as the price increase. These goods are now named after him and called Giffen goods. He is also well renowned for his work and research in the economics of banking. Robert Giffin also worked exstensivley within the British government, holding positions such as: Head of the statistical department of the board of trade, controller general, and chief statistical adviser to the government. Sadly in 1910 he suddenly passed away at the age of 72.
Many classes I have taken have required attendance and require you to sign in or answer an I-clicker question in order to receive credit; however, all of them offered at least a few free absences. In my experience, most days this greatly increased the overall class attendance, but for a few days out of the year attendance would drop off significantly. Classes on Fridays before breaks or long weekends had a significantly lower attendance, even lower than those with no attendance policy. Much like the article that talked about how more parents were late to pick up their kids after a fine was imposed, students were more likely to skip classes that required attendance but offered a few days of allowed skips. When these students use their free skips, they are essentially purchasing an absence. They don’t feel bad about skipping class because they are giving up one of their free absences. Attendance in all classes before break is generally lower but having a certain number of absences se...
The notion of a Giffen good makes reference to the Irish Potato Famine, a truly horrible time where many starved to death. One should therefore associate the concept with acts of desperation rather than rationality under ordinary circumstances.
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