Replication Data for: Using Earnings Calls to Understand the Political Behavior of Major Polluters

Replication Materials for \"Using Earnings Calls to Understand the Political Behavior of Major Polluters.\" Includes raw earnings calls data as well as replication data and code. Please refer to \"README.txt\" for file and variable descriptions.《利用财报电话会议理解大型污染企业的政治行为》的复现研究材料。本材料涵盖原始财报电话会议数据、复现所需数据与代码。有关文件及变量的详细说明，请参阅README.txt文件。