Answer: We can assume that the standard of living has improved.
Explanation:
The standard of living is the level of enjoyment, comfort and satisfaction derived by those living in a location at a given period.
The standard of living is satisfactory because Jin feels better and more relaxed even though the price of things she buys have gone up. We can also say she is getting good value for the money she spends from the improved standard of living at her current location.