通货膨胀

来源: 于 2021-04-13 21:36:50 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

https://www.amazon.com/gp/product/B000153R4A/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1

 

40 pack:

April 2, 2020:   $20.69

April 14, 2021:   $28.99

涨价:   40%.