價格：免費
更新日期：2017-03-16
檔案大小：5.6M
目前版本：5.00
版本需求：Android 2.1 以上版本
官方網站：http://bpp.mit.edu
Email：bpp@mit.edu
聯絡地址：隱私權政策
The Billion Prices Project is an academic initiative that uses prices collected from hundreds of online retailers around the world on a daily basis to conduct economic research.
This is a private app used for research purposes. Authorized users only.