Economics of Macro Issues 7th Edition by Roger LeRoy Miller,Daniel Benjamin

تمرين 1

Create a list of goods (or services) whose quality has improved over time in such a way that the current prices of these commodities do not accurately reflect their real prices, even after adjusting for inflation. Now see if you can come up with a list of items whose quality has systematically decreased over time. Can you suggest why it is easier to find examples of the former than the latter?