These data are a monthly time-series of changes in the consumer price index relative to a Dec. 1997 starting date for televisions, computers, and related items. I use this as in-class illustration that globalization has made consumer electronics cheaper across the board for Americans.
A data frame with 1,704 observations on the following 3 variables.
the particular category (e.g. all items, televisions, etc.)
the consumer price index (Dec. 1997 = 100)
U.S. Bureau of Labor Statistics.
This is a web-scraping job from the U.S. Bureau of Labor Statistics. Post is titled "Long-term price trends for computers, TVs, and related items" and was published on Oct. 13, 2015.