Acquisition and Processing of the Data for The Study
摘要
The chapter outlines the steps taken to source, clean, and process data for the study. It begins with the identification and classification of relevant companies and the selection of data sources. The author had access to four major data providers and chose Factset for its comprehensive coverage. The study covers the period from January 1, 2007, to December 31, 2021, and includes over 97 million observations. The chapter concludes with a discussion on the processing of data using KNIME to calculate the variables for the study.