Good question. From what I hear, it can be explained as (for example) a house from 40 years ago will be at a different price than a house (of same quality) that was made this year "due to inflation". The real price would be the same because they are both of the same quality (as I mentioned earlier). I also found Investopedia to be very useful as well.
nominal
nominal
No, it is not suitable for nominal data.
Yes, marital status is nominal data.
If you are bothering to measure it, it probably is not nominal data in your study.
Yes, marital status is nominal data.
Variables measured in monetary units
Nominal
They are part of nominal data if the study is about different kinds of methods for displaying statistical data.
In economics, the nominal values of something are its money values in different years
Nominal or categoric data.
illustrate how you can express the age of group of persons as {1}nominal,{2}ordinal data,{3} interval data,{4}ratio data