To better support academic research, our team has collected and cleaned the following datasets:
This dataset includes basic information on all entities registered in China, such as registered capital, shareholders, and business operations. It also contains related information, including annual reports, patent data, trademark records, administrative approvals and penalties, environmental sanctions, litigation records, mortgage information, investment activities, social media data, and so on. The data is structured as a panel at the entity ID–year level.
The database contains over 2.6 billion records of more than 19.8 million apps and their developers worldwide since 2013, covering listings on both the Apple App Store and Google Play across 179 countries. Specifically, the dataset includes basic information, download counts and revenue, user ratings, rankings, installation and usage, development tools, upgrade and update history, and so on.
For more information regarding these datasets, please contact: ruiluyang(AT)mail.ustc.edu.cn.